The Problem Solvers Chain Spy helps to keep a watchful eye on the chain so you won’t have to. It’s easy to install, and easy to use. Helps to keep the chain in its place on a 1x drivetrain.
- Fits 31.8mm seat tubes
- Comes with shims to fit a 28.6mm seat tube
1 year ago
1 year ago
1 month ago
PROS: Lightweight, Easy To Install, Attractive Design, Durable
PROS: Great Components, Versatile
BEST USES: Casual Trails, Single Track
PROS: Lightweight, Easy To Install, Durable
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