- mpnB0045JJZ4O
- brandname: Martin
- manufacturername: Martin
Martin Roller Chain Sprocket, Bored-to-Size, Type B Hub, Single Strand, 40 Chain Size, 0.5" Pitch, 17 Teeth, 0.875" Bore Dia., 2.974" OD, 2.125" Hub Dia., 0.284" Width


- Brand: Martin
- PartNumber: 40BS17 7/8
- Size: 40
- PackageQuantity: 1
- Binding: Misc.
- Manufacturer: MARTIN
- Label: MARTIN