A1 A2 Kw1 Kw 2 K1 K2 Type Attached Plate Chain Winged Steel Pin Hollow Pin Stainless Steel 304 316 Roller Chain Hangzhou Jinpu Transmission Mechanical Co., Ltd. Base Info Description Pre：Stainless Stellroller Chains 25-3ss Next：R87 Type Gearbox Manufacturer Small AC Motors Low Rpm for Inline Helical Geared Motor
