Fit For Zongshen ZS177MM Engine Dirt Bike Motocross Motorcycle NC250 NC300 Slipper Clutch Transmission Clutch Friction. After remove the old clutch hub of the motorcycle, it can be replaced without damage, preventing rear wheel lock-up, less jerk, and light feel. Enhanced sealing system keeps contaminants out, preserving internal component cleanliness. Its shock‑buffering performance shields inner gear components against damage from sudden mechanical jolts. Anti‑vibration properties help prevent wear and tear on internal gears triggered by unexpected impacts., Manufacturer: HUASRCFP