12A 10 Teeth to 21 Teeth Chain Drive Step Sprocket A3 Steel Roller
Specification:
Name: Step Chain Drive Sprocket
Model: 12A
Material: A3 Steel
Surface Treatment: Hardening of tooth surfaces
Teeth Pitch: 19.05mm
Number of Teeth: 10 Teeth ~ 21 Teeth
Features:
1.Standard parts, anti-wear.
2.High frequency quenching of tooth surface.
3.Sturdy and durable, strong anti-rust ability.
Note:
1.The center is the process hole, need customers to buy back their own processing to expand.
2.The size of the process holes may vary from batch to batch. If you have requirements for the size of the process hole, please consult customer service for the actual size.
Package :
Packing : Plastic bag / Carton box.
Quantity : According to your Choose!