Hangzhou Gold Stone Transmissions Co., Ltd, is a famous professional enterprise, engaged in researching, developing, manufacturing and selling varied kinds of transmission products, such as

Gears: spur gear, bevel gear, helix gear, worm gear, Module 0.5-12, Quantity class DIN 6-10.

Sprockets: Taper bore series sprocket, Finished bore series sprocket, Idler sprocket, cast iron sprocket, etc.

Chains: roller chain, conveyor chain, hollow pin chain, leaf chain, side bow chain, agriculture chain, silent chain, PIV chain, stainless steel chain, etc.

Reducers: worm gear reducers, cycloidal reducers, helical gear reducer, gearbox for agricultural machinery, etc.

V-Pulleys: SPA, SPB, SPC, SPZ

Timing pulleys: L, H, 5M, 8M, 14M, AT5, AT10, T2.5, T5, etc

Bushes and hubs: taper lock bushing, split taper bushing, QD bushing, XT bushing, weld on hub, bolt on hub, etc

Bearings: rolling bearing, adapter bearing, adjustable bearing, etc

Shaft collars: solid shaft collar, shaft collar with one split, shaft collar with double splits, etc.

Couplings: china coupling, jaw type flexible coupling, flexible flanged coupling, HRC coupling, NM coupling, MH coupling, etc.