Martin Sprocket
Martin 12BTB21H Simplex Taper Bushed Type B Single Pitch Roller Chain Sprocket With Hardened Teeth, 139.56 mm OD, #12B-1 Chain, 21 Teeth, 19.05 mm Pitch, Steel
12BTB21H
MFG #: 12BTB21H
$168.59
/ EA
Non-Stock Item
- Manufacturer: Martin Sprocket & Gear
- Request For Quote: No
- Type: Simplex Taper Bushed Type B
- Outside Diameter: 139.56
- Chain Size: #12B-1
- Number of Teeth: 21
- Pitch Diameter: 127.82
- Hub Diameter: 90
- Length Through Bore: 31.75
- Material: Steel
- Brand: Martin
- Maximum Bore: 50.8
Martin Single Pitch Roller Chain Sprocket, Simplex Taper Bushed Type B, 139.56 mm Outside Dia, #12B-1 Chain, 21 Teeth, 19.05 mm Pitch, 127.82 mm, 90 mm Hub Dia, 31.75 mm Length Through Bore, 2012 Taper Lock Bushing, Steel