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MARTIN 50B20 B HUB SPROCKET
Quick Overview
Manufactured By: MARTIN
Manufacturer Part Number: 50B20
IMS Product Code: 2125991
Packaging: Sold Individually
Description:
Martin 50B20 B Hub Sprocket
Steel B hub sprocket with 20 teeth, 0.75 inch bore diameter, and 4.321 inch outside diameter.
Specifications
- Material: Steel
- Number of Teeth: 20
- Bore Diameter: 0.75 in
- Outside Diameter: 4.321 in
- Pitch Diameter: 3.995 in
- Hub Diameter: 3 in
- Length Through Bore: 1 in
- Chain Size: 50
- Chain Pitch: 0.625 in
- Tooth Width: 0.343 in
- Weight: 2.28 lbs
Used:
A previously used, fully functional product that may have some signs of cosmetic wear.
Availability: 1 In Stock
Ships on Monday, September 22, 2025
Emergency after hours shipping may be available.
Call (888) 437-6645 for more information.
