MTX 845 (2) Steel Rear Sprocket #520 size:47 Tooth Premium Integrated Matrix (PIM™) Shell:

Premium Integrated Matrix (PIM™) Shell: High-performance material infused with epoxy resin and fiber tissue used in aircraft industry and racing

Provides Superior Strength and Better Heat Transfer

or simply their signature style

Sizing: S – M – L – XL – XXL

Pitch: 525

MTX 845 (2) Steel Rear Sprocket #520 size:47 Tooth Premium Integrated Matrix (PIM™) Shell:MTX 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