MTX 1870 Steel Rear Sprocket #428 S3-Cat-Clothing-Jacketstextile-SpidiStepInArmour your smartphone will stay secure

your smartphone will stay secure on a variety of handle sizes from 20mm (0

They are then combined with the OrthoLite® X40™ insole to ensure comfort on and off the bike

This allows the fibers to lay completely flat with no gaps between them

PX series sprockets have been superseded by the new X-Race sprocket design

MTX 1870 Steel Rear Sprocket #428 S3-Cat-Clothing-Jacketstextile-SpidiStepInArmour your smartphone will stay secureMTX OE Steel sprockets are strong and durable, heat treated and hand finished for longevity. Front sprockets are constructed from SCM420 chromoly steel alloy where rear sprockets are constructed from C45 high carbon steel with a Zinc electroplated finish. Designed as an OEM replacement to exceed OEM specifications at a fraction of the price, making them your ideal cost effective solution for replacing old worn and warped sprockets. Features: OEM