- Name: #40 Double Strand Chain Drive Sprocket 16T for 08A #40 double strand roller chain
- Tooth: 16T
- Material: 45# steel
- Pitch: 12.7MM
- Tooth outer diameter: 68MM
- Total thickness: 30MM
- Inner width: 16mm
- Chain plate thickness: 7mm
- Bore: 10mm(rough machining )