MTX 1587 Steel Front Sprocket #428 (19T) (10-3FH-19) thumpstar 5 or if you want

5 or if you want increased ventilation and Leatt's Pro-Fit liner as well as free goggles check out the 7

Size: 130/90-10

we have scaled down the linkage from the likes of a full-size race bike

Filter comes un-oiled with oil packet

MTX 1587 Steel Front Sprocket #428 (19T) (10-3FH-19) thumpstar 5 or if you wantMTX 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