MTX 279 (2) Steel Rear Sprocket #520 SIZE_45 The 2023 GP Pro version

The 2023 GP Pro version goes further than any of its predecessors by improving that foundation and adding to it

Internal compartment with completely waterproof pockets

Creeps under water

5x TPR Rubber adaptors (Fits 12mm - 31

silicate-free and formulated with demineralized water and cutting-edge nanotech and organic additive technology

MTX 279 (2) Steel Rear Sprocket #520 SIZE_45 The 2023 GP Pro versionMTX 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