CHAIN SPROCKET: mm ROLLER CHAIN: mm
Tooth Width B1: 23.5 Chain Pitch: 38.1
Hub Configuration B: Roller Dia : 22.23
Internal Width 25.40 Chain Number 40
Number of Teeth: 10-21 Number of Chain Rows: 1-2-3
Hardened Teeth: Up to customer stock bore sprocket
Black Oxide: Up to customer Asian Standard sprocket
Bore Type: Stock Bore