MTX 1225 Steel Rear Sprocket #520 size:40 Tooth Improved protection through finer filtration

Improved protection through finer filtration levels

5 Jersey sets the standard for value

the Chest Protector 5

there are ventilation zips in the front and the back

49 520V116

MTX 1225 Steel Rear Sprocket #520 size:40 Tooth Improved protection through finer filtrationMTX 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. OEM replacement