Theory

Theory 410 Chain

Theory 410 Chain

Theory

$7.95

The classic 410 chain has everything you need in a basic chain. 1/2"x1/8" 100 Links

Theory 510HX Chain

Theory 510HX Chain

Theory

$12.95

Thicker side plates and riveted pins means the 510 chain can take some serious abuse. 1/2"x1/8" 100 Links

Theory Peg Tape
Theory Peg Tape

Theory Peg Tape

Theory

$9.95

How are we going to see that work if your slippin' off the pegs? Don't worry Theory has you covered with pre-cut hassle free installation grip for ...

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Theory Predict Cassette Wheel

Theory Predict Cassette Wheel

Theory

$134.95

36mm Double Wall Rim 9T Cassette 14mm axle with 5 sealed bearings 36 Hole laced with 14 gauge spokes and brass nipples

Theory Proven Tire
Theory Proven Tire

Theory Proven Tire

Theory

$31.95

Versatile tread pattern designed to work well on all terrain. 65psi max