Length of the brake line:500mm/19.68″;Brake Caliper Mounting Hole Central Spacing:63mm/2.5″ Rear brake assembly for 50-125cc Chinese ATV Quad,not easy to rust Replacemnet for Taotao Boulder B1,Coolster 3050HD 110cc ATV,110cc Peace Motorsports ATV,and many other model Using highquality iron and plastic processing,wear resistance,corrosion resistance,has long service life Warranty:We are always available to help our customers.Please message us for replacement or refund if you are not satisfied with the order This is a brand new foot rear brake assembly. Color: Black. Fit Models: 50cc-125cc ATVs. Oil Pipe Size: 20”;Mounting Hole Spacing: 2.48” This part will fit almost all of the brands ATV from China It is universal for most Chinese 50cc 70cc 90cc 110cc 125cc ATVs Quad 4 Wheeler Note: A. Please check carefully the item pictures, model before purchasing. Or leave us messages for assistance if you are not sure about the fitment. B.brand products, High quality, Non-origin