CeramicSpeed Oversized Pulley Wheel System for SRAM 1 x 11 Type 3 Derailleurs - Alloy Pulley, Carbon Cage, Black Thorn Resistant Tubes Original Cannondale Hollowgram Si single

Original Cannondale Hollowgram Si single crank arm

Manufacturer Part Number: 141-36713-K025

UPC: 821973272061

WQ9493 TL6823

0mm (14g) spoke thread interface

CeramicSpeed Oversized Pulley Wheel System for SRAM 1 x 11 Type 3 Derailleurs - Alloy Pulley, Carbon Cage, Black Thorn Resistant Tubes Original Cannondale Hollowgram Si singleThe CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low friction bearings and unique overall design. Features a 14 tooth upper pulley wheel and a 18 tooth lower pulley wheel Aluminum pulley wheels have a narrow wide profile that ensures chain retention The robust cage is crafted from polyamide and carbon fiber for durability and light weight The cage design allows