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Product Info

IRWIN FITNESS ROLLER J CUP 2.0 CB-4/DUFFALO BLOCKS

Irwin Fitness's Barbell Blocks, a smart and versatile solution for specialty barbell usage. Machined from solid 2.5" acetal rod, these blocks are crafted to provide a dual-purpose advantage, setting them apart from other options on the market.

Unlike many alternatives on the market, our blocks were designed to accept both 38mm and 32mm barbells. 

    IMPORTANT NOTICE U.S / CANADA SHIPPING

    U.S. Shipping Information

    We ship all U.S. orders using Delivered Duty Paid (DDP) to ensure a smooth and predictable delivery experience.

    This means:


    • All applicable import fees and paperwork are handled by us in advance

    • Your order will not be held or delayed at the border

    • You will not receive any additional charges from U.S. Customs upon delivery

    Our goal is to make cross-border ordering as simple and seamless as possible, so you can purchase with confidence.

    Canadian Shipping

    We work to secure the most competitive freight rates available across Canada.

    Please note:


    • Additional charges may apply for remote or rural locations

    • If applicable, we will contact you for approval before proceeding with shipment

    • You may choose to accept the adjusted rate or receive a full refund

    Ways to reduce freight costs:


    • Ship to a nearby freight terminal for pickup

    • Deliver to a commercial address with a forklift or loading dock

    • Arrange to offload the shipment yourself if properly equipped

    Questions?

    📧 contact@irwinfitness.ca

    ROLLER J-CUP DUFFALO/CB-4 BLOCKS

    ROLLER J-CUP DUFFALO/CB-4 BLOCKS

    $135.00
    $135.00
    Sale Sold out
    Shipping calculated at checkout.

    irwinfitness

    custom color selection

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    RAL 6018 - Yellow Green

    RAL 1023 - Traffic Yellow

    RAL 9003 - Signal White

    RAL 2009 - Traffic Orange

    Chrome + Transparent Green (Specialty Color Inquire First)

    Chrome + Transparent Purple (Specialty Color Inquire First)

    Chrome + Candy Teal (Specialty Color Inquire First)

    Galaxy Purple

    Gloss Clear

    RAL 1019 - Grey Beige

    Iron Man Red (Specialty Color Inquire First)

    High Gloss Black

    Ocean Blue

    RAL 9010 - Pure White

    RAL 3003 - Ruby Red

    Sahara Gold

    RAL 1037 - Sun Yellow

    OD Green - Matte

    RAL 3020 - Traffic Red

    Matte Clear

    Ski-Doo Yellow - Matte

    Transparent Copper

    RAL 5011 - Steel Blue

    x

    View full details
    Product Info

    IRWIN FITNESS ROLLER J CUP 2.0 CB-4/DUFFALO BLOCKS

    Irwin Fitness's Barbell Blocks, a smart and versatile solution for specialty barbell usage. Machined from solid 2.5" acetal rod, these blocks are crafted to provide a dual-purpose advantage, setting them apart from other options on the market.

    Unlike many alternatives on the market, our blocks were designed to accept both 38mm and 32mm barbells. 

      IMPORTANT NOTICE U.S / CANADA SHIPPING

      U.S. Shipping Information

      We ship all U.S. orders using Delivered Duty Paid (DDP) to ensure a smooth and predictable delivery experience.

      This means:


      • All applicable import fees and paperwork are handled by us in advance

      • Your order will not be held or delayed at the border

      • You will not receive any additional charges from U.S. Customs upon delivery

      Our goal is to make cross-border ordering as simple and seamless as possible, so you can purchase with confidence.

      Canadian Shipping

      We work to secure the most competitive freight rates available across Canada.

      Please note:


      • Additional charges may apply for remote or rural locations

      • If applicable, we will contact you for approval before proceeding with shipment

      • You may choose to accept the adjusted rate or receive a full refund

      Ways to reduce freight costs:


      • Ship to a nearby freight terminal for pickup

      • Deliver to a commercial address with a forklift or loading dock

      • Arrange to offload the shipment yourself if properly equipped

      Questions?

      📧 contact@irwinfitness.ca