Paul Components Chain Keeper, Black Clamp Size:28.6MM use BTI# PX9010 for English

use BTI# PX9010 for English 68mm

5 mm thickness and a medium coarse counter-angled surface texture for the ideal all-in-one solution

It makes BB swaps a breeze (convenient if you're burning through hand-me-down components) and extends the life of the frame

and M frames too

Paul Components Chain Keeper, Black Clamp Size:28.6MM use BTI# PX9010 for EnglishMachined aluminum Chain Keeper works either as a Singlespeed guide or with a 1X multi speed set up Clamp version mounts to the seat tube in place of the front derailleur Wide mouthed chain block and adjustable rod allow for precise alignment Not intended for DH, FR, or big hit use Made in USA Model Chain Keeper Mount 31. 8mm Color Black Weight 69g Chainguide Mount Type Seat Tube Front Derailleur Clamp 28. 6 (1 1 8"), 34. 9 (1 3 8")