Please check as much as possible to make sure the item is the one that you need. 【Note】Please check carefully the item pictures, model and size before purchasing. -All dimensions are measured by hand, Please allow 0., 5-1 inch difference due to manual measurement., (1inch=2., 54cm). FLYPIG High Performance Muffler Exhaust Pipe kit Assembly fit 28mm 1.1 Inch Exhaust Muffler Pipe Kit for 50cc 70cc 90cc 110cc 125cc 150cc CRF50 XR50 KLX Coolster SSR Thumpstar TTR YCF Lifan Apollo Chinese Pit Trail Dirt Bike Mini Bike ATV Silver Add to cart Overall Pick This PIPE makes your mini have that deep throaty sound like the big CRF's and gives your mini better Product Name:Pit Bike Exhaust Muffler Assembly kit Condition: Brand New Color:Silver+Blue Material:Metal Size: Removable pipe guard 28mm head, 45mm eye to eye Fitment: Fit Honda CRF50 XR50 CRF50F (not fit Honda other modle) . And Their Copies 70cc-125cc Bikes From China, Such As Chinese Made CRF50,XR50,SSR,YCF,IMR,Atomik,Thumpstar,BSE,Apollo,Kayo,Stomp,Piranha,DHZ,GPX,Pitster Pro,SDG,Braaap,Taotao,Coolster,Roketa,Lifan,YX,Ect And Many Other Chinese Brands. 【Package Contents:】 1 x Exhaust Muffler, 1 x Exhaust head pipe, 1 x metal clip, 1 x Black rubber gasket, 2 x gasket, 1 x Screw kit. This will make your bike breath with any engine modifications, and also sounds great with a stock bike. And Their Copies 70cc-125cc Bikes From China, Such As Chinese Made CRF50,XR50,SSR,YCF,IMR,Atomik,x-pro,Baja,Motovox,TTR,Thumpstar,BSE,Apollo,Kayo,Stomp,Piranha,DHZ,GPX,Pitster Pro,SDG,Braaap,Taotao,Coolster,Roketa,Lifan,YX,Ect And Many Other Chinese Brands. Complete one-piece exhaust system from head pipe to tail section. · Enhances bike performance with any engine modifications. · Delivers a deep throaty sound like... 【Size】Removable pipe guard 28mm head, 45mm eye to eye FVRITO High Performance Exhaust Muffler Silencer Pipe Assembly Kit For Crf50 Xr50 70cc 110cc 125cc Ssr Sr110 Roketa Taotao Db14 Db10 Xpro Db X20 Sdg Coolster Chinese Pit Dirt Bike Motocross Red