BKCJ-0190 - 11 tooth, Zero Ceramic Hybrid Bearing, Machined Delrin Derailleur Pulleys for 11 speed SRAM Derailleurs (4mm bolt upper/5mm bolt lower) - Red TH-873 This Radial Bottom Bracket Bearing

This Radial Bottom Bracket Bearing featuring 52100 High-Carbon chromium alloy races paired with grade 10 balls with 90% fill

Thisbearing features deep-groove design races

80mm Shock-Eye Needle Bearing Kit

BKC-0815 - BSA Thread-In Ceramic-Hybrid

BKCJ-0190 - 11 tooth, Zero Ceramic Hybrid Bearing, Machined Delrin Derailleur Pulleys for 11 speed SRAM Derailleurs (4mm bolt upper/5mm bolt lower) - Red TH-873 This Radial Bottom Bracket BearingBKCJ 0190 11 tooth, Zero Ceramic Hybrid Bearing, Machined Delrin Derailleur Pulleys for 11 speed SRAM Derailleurs (4mm bolt upper 5mm bolt lower) Precision machined Black Delrin Derailleur pulleys featuring Zero, Black Oxide treated, Ceramic Hybrid Radial Bearings for enhanced shifting performance and longevity. Designed and manufactured for performance, these pulleys feature CN (tight clearance) bearings in the upper pulley to maximize shifting