Extralite ExtraBolt 15 jockey wheels replacement bearing, fit Extrabolt 15.0-15.1-15.2. It's an high quality sealed low friction bearing, 12x8x3.5 mm size. Please remember that each jockey wheel require 2 bearings.
Carbon-Ti X-Jockey wheels rear derailleur bolts kit, special made for road or MTB derailleurs. Al 7075T6 CNC made, Torx head, available in many anodized colors with laser Carbon-Ti logo and many sizes to fit most rear derailleurs on the market. Only 1.5 gr./pair weight. 100% Made in Italy.
Carbon-Ti tuning kit for Sram 11s-12s rear derailleurs (XX1 Eagle, XX1, X01 Eagle, X01, X1, GX1, NX1, Force CX1, Rival1) , include 6 Al7075T6 CNC bolts : 2 jockey wheels bolts with carbon-ti logo, 2 adjustment limit bolts, 1 preload tension bolt, 1 cable fixing bolt. With 4 gr. total weight, this kit allow to customize your rear derailleur saving up to 8 grams (more than 60%). Many anodized colors availables, 100% Made in Italy.
Fibre Lyte ultralight rear derailleur mech plate inner cage for Shimano 11s XTR RD-M9000 SGS, XTR Di2 RD-M9050 SGS and XT RD-M8000 SGS (long cage). Waterjet cutting made from a 2.4 mm plate of high module prepreg carbon fibre (Toray T800). Comes with threaded aluminum inserts and security pin. 3K gloss finish. 97 mm jockey wheels holes distance. Only 9 gr. weight. 100% Made in UK.
Hopp Carbon ultralight rear derailleur mech plate inner cage for Sram Eagle 12s XX1 AXS, XX1, X01, GX. (not compatible with 11s derailleurs). Carbon fiber molded with high pressure injection resin. Comes with threaded aluminum inserts in black or gold color. UD matte finish. 92 mm jockey wheels holes distance. Only 8 gr. allows 11-12 gr. weight saving (about 60%). Made in Germany.
Extralite UltraPulley 13-13, ultralight rear derailleur 13T jockey wheels. Fullly Delrin CNC made, double 2RS sealed ceramic bearings. Only 13.8 gr. weight for the pair, Great smoothness, quietness and shifting precision. Compatibile with Shimano MTB 12 speed rear derailleurs. 100% Made in Italy.