Enduro MR 17287 Sealed Cartridge Bearing sockguy Due to the ultra-thin spec

Due to the ultra-thin spec of this shim and varied manufacturing tolerances of frames and seatposts

ergonomic shape

Updated SRAM twist mechanism for higher precision and increased durability

Will not stain skin or clothing

Enduro MR 17287 Sealed Cartridge Bearing sockguy Due to the ultra-thin specABI Standard Design Cartridge Bearings. 90% filled with Mobilux NGLI 2 synthetic grease, dual lip labyrinth seals If the bearing you are replacing is not marked with a manufacturer number, measure it and compare to specifications listed Item Specifications Bearing I. D. 17mm Bearing O. D. 28mm Bearing Thickness 7mm Manufacturer Number MR17287 Enduro Standard Cartridge Bearing Cartridge Bearing UPC: 810191012740