BKCJ-0402 - 12 tooth, XD15 Ceramic Hybrid Bearing, Machined Delrin Derailleur Pulleys for 12 speed SRAM Road and Gravel Derailleurs (4mm bolt upper/5mm bolt lower) - Graphite TH-873 Angular-Contact suspension bearing - 15mm

Angular-Contact suspension bearing - 15mm x 24mm x 7mm

4mm/Light-action is recommended for use with radial bearings

The Enduro line of bearings are available in High-Carbon Chromium Steel

BKC-0885 - TorqTite

BKCJ-0402 - 12 tooth, XD15 Ceramic Hybrid Bearing, Machined Delrin Derailleur Pulleys for 12 speed SRAM Road and Gravel Derailleurs (4mm bolt upper/5mm bolt lower) - Graphite TH-873 Angular-Contact suspension bearing - 15mmBKCJ 0402 12 tooth, XD15 Ceramic Hybrid Bearing, Machined Delrin Derailleur Pulleys for 12 speed SRAM Road and Gravel Derailleurs (4mm bolt upper 5mm bolt lower) The ultimate upgrade pulley. Guaranteed to last forever against corrosion Precision machined Delrin Derailleur pulleys featuring XD15 Ceramic Hybrid, radial bearings for enhanced shifting performance and longevity. Designed and manufactured for performance, these pulleys feature CN (tight