Genuine rear master cylinder overhaul kit for the Hornet Reliable genuine parts from the MC31 Hornet 250 Master Cylinder Piston Set 250. manufacturer.

Genuine Rear Master Overhaul Kit for Hornet 250 MC31 Genuine part number 43520 - MJ6 - 315 x 1 Since these are genuine manufacturer parts, you can restore and maintain them with confidence. Fits: Hornet 250 MC31 all years Genuine rear master overhaul kit for Hornet 250 MC31. Genuine part number: 43520 - MJ6 - 315 x 1 piece. Genuine manufacturer part, so you can restore and service with peace of mind. Compatible with: Hornet 250 MC31, all model years.