SRAM GX Eagle 12-Speed X-Sync Rear Derailleur Pulley Kit RGroup_DF6FAC06A42138FB3A6EB6DAC7E82ACED53AFCBE The Castelli Endurance 3 Bibknicks

The Castelli Endurance 3 Bibknicks are designed for all types of rides

Chain compability: 1/8"

It provides five modes of pedal assist

This stylish bar tape enhances the look of your road bike

Weighing just 260g and featuring durable Cro-Mo rails

SRAM GX Eagle 12-Speed X-Sync Rear Derailleur Pulley Kit RGroup_DF6FAC06A42138FB3A6EB6DAC7E82ACED53AFCBE The Castelli Endurance 3 BibknicksThe SRAM GX Eagle 12 Speed X Sync Rear Derailleur Pulley Kit is an original equipment style pulley set for keeping your SRAM GX Eagle 12 speed mechanical derailleurs or SRAM GX Eagle AXS 12 speed rear derailleurs shifting smoothly. Its built to restore clean chain guidance and reliable derailleur performance, with pulleys that must be installed in the correct positions for proper operation. The kit includes 13mm and 14mm pulley bolts and the