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Blackburn Trak Block II - Closeout
You've got your trainer set up primed to perfection, except for that phone book under your front wheel. The Blackburn Trak Block II is a front wheel stabilizer for use with indoor bicycle trainers. It helps keep your front wheel from squirming around while you pedal, so you can ride more safely and efficiently.
Fits 650C, 700C and 26-inch wheels
3 different wheel positions
Wide, stable construction improves safety while riding