CeramicSpeed OSPW RS Pulley Wheel System for SRAM Red D1/E1 and Force D1 AXS - Coated Races, 3D Ti Pulley, Carbon Cage, Oil Slick PVD, v2 EA Cage Assembly

Injection Molded Carbon Fiber reinforced PA cage offers new levels of strength and durability Premium 3D printed hollow titanium 15-tooth upper and 19-tooth lower pulley wheels are exceptionally light weight and incredibly durable and feature an oil slick PVD coating for added protection with great looks This OSPW System has handbuilt CeramicSpeed coated bearings installed in each pulley and features Grade 3 Silicon Nitride ball bearings that are 400% smoother, 128% harder and 58% lighter than standard steel balls normally used in the bicycle industry 2 customizable spring tension settings for optimal setup Compatible with SRAM Red D1/E1 and SRAM Force D1 AXS rear derailleurs Note; this OSPW system is not compatible with the SRAM RED XPLR, Force XPLR, or Rival XPLR eTap AXS rear derailleurs