Problem Solvers ChainSpy Chain Retention Device Option:31.8mm with shims for 28.6mm The CamelBak Crux™ insulated tube

The CamelBak Crux™ insulated tube director positions the drink tube for convenient

CRS-1 FEATURES:

rubber and all seal materials

2 tool that allows use without removing most quick release skewer nuts

Liquid Grease reduces the coefficient of friction through Polymer Technology

Problem Solvers ChainSpy Chain Retention Device Option:31.8mm with shims for 28.6mm The CamelBak Crux™ insulated tubeProblem Solvers ChainSpy Chain Retention Device 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).