Mini Pocket Bike Atv Quad Dirt Bike Chain 47cc 49cc Parts # 25H Review Posted by GiantPandaisy June 20, 2018 in Drivetrain Components This fits your . Make sure this fits by entering your model number. Fits 47cc 49cc Pocket Bikes, Atv, Quads, Dirt Bikes that uses 25h Chains Use on 2 stroke engines Cycling Outdoor Recreation Parts & Components Sports & Outdoors