CHAIN GUIDE GUARD HONDA XR/CRF50 XR50 PIT BIKE Condition: Brand New Fits: Honda XR50, CRF50 or their copies, Chinese made pit bikes, 70cc, 110cc 125cc. Not a direct bolt on to XR/CRF70. Fully wraps the chain to guide it onto the rear sprocket. Replaces the flimsy stock "guard". Helps prevent the chain from derailing and causing engine case damage. A must for high powered engines. Material ： Iron Features: Replaceable plastic buffer blocks Fully wraps the chain HDPE plastic package includes 1x chain guide