• SixSixOne

  • 661 Filter Shoe

    SixSixOne is pushing product development to the limits to build the new Filter Shoe that exceed the standards within the mountain bike industries. Our designers incorporate the newest technology to provide quality products that excel in comfort and protection.


    • Skate-style sole works with flat or clipless pedals
    • Nylon shank incorporating cleat insert
    • Adjustable lace keeper
    • Synthetic upper

    Buy 661 Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.


    • Currently Unavailable
    • We’re very sorry but we don’t know when this item will be back in stock.
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