Paul Component Engineering Chain Keeper 28.6 Black ModelNumber=E4184 Hassle free pull tabs and

Hassle free pull tabs and dual zipper leash makes opening easy

We knit all our socks at our VT-based Mills - we can't imagine it any other way

Ultra-high-molecular-weight polyethylene (UHMWPE) material is lightweight

excellent bearing life and simple maintenance

ZN40 sealed cartridge bearings are zinc-coated for corrosion resistance

Paul Component Engineering Chain Keeper 28.6 Black ModelNumber=E4184 Hassle free pull tabs andMounted in place of a front derailleur the Chain Keeper works with single and 1x multi speed drivetrains using a narrow chain. The chain block surrounds the chain as it meets the chainring and prevents it from skipping off. Accommodates a range of chain line measurements and chainring sizes Not designed for downhill freeride big hit use Color Black Chainguide Mount Type Seat Tube Front Derailleur Clamp 28. 6 (1 1 8") Clamp Size 28. 6Mm