MTX 897 Steel Rear Sprocket #520 (11-KM1) size:51 Tooth • A3S (Airoh Automatic Anti-Fog

• A3S (Airoh Automatic Anti-Fog System)

replacing the OEM-plated mild steel pins

Fixation holes center to center: 79 mm

Lever adapter is ultraprecise CNC machined out of high-grade aluminum for a super light design

MTX 897 Steel Rear Sprocket #520 (11-KM1) size:51 Tooth • A3S (Airoh Automatic Anti-FogMTX 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