Problem Solvers offers two chain retention devices to keep an ever watchful eye on your chain while you are looking at what is in front of you. The Chainspy features composite "spies" and an alloy body. It is adjustable for different chainlines.
ChainSpy 1 will be mounted with an integrated 31.8 / 28.6 mm clamp (shims included).
You Might Also Like
Ratings & Reviews
365 DAY RETURNS
Its OK to change your mind!
OUR CUSTOMERS LOVE US
4.8 Satisfaction Rating from Shopper Approved.
WE ARE EXPERTS
selling only the best cycling gear since 1986