OEM No. :2123-1006020, 2123-1011220, 2123-1005030

We can supply types and sizes sprocket by your requirement. 
Standard and nonstandard. 
Metric system, British system, U. S. System. 
Pitch: 3/8", 4/8", 5/8', 6/8", 8/8", 10/8". 
Type: A, B, BW. Mplex -Duplex Triplex

Material: Mild steel, cast steel, cast iron, forged steel, stainless steel, alloy steel, Plastic, POM, aluminium alloy, zn alloy, bronze, brass, chrome. 
Surface treatment: Carburizing, hardening and tempering, nitriding, high frequency treatment, black of oxidation, zincing, nickelage. 
Machine: CNC engine lathe, milling machine, drilling mchine, hobbing machine, grinder, gear shaper. 
Competitive price & prime quality & best service & timely shipment.