Martin 28A45 Type A Single Strand Solid Stock Bore Roller Chain Sprocket, 40 mm Dia Bore, 664.839 mm OD, #28B-1 Chain, 45 Teeth, 44.45 mm Pitch, Steel
Metric A plates are flat sprockets with no hub extension on either side. They can be altered for your application with bolt holes, custom bores, hardened teeth or special hubs welded to them.
Martin Roller Chain Sprocket, Type A Single Strand Solid Stock Bore, 40 mm Bore, 664.839 mm OD, #28B-1 Chain, 45 Teeth, 44.45 mm Pitch, 637.217 mm Pitch Diameter, 102 mm Length Through Bore, Steel
| Bore Diameter | : | 40 mm |
| Outside Diameter | : | 664.839 mm |
| Chain Size | : | #28B-1 |
| Number of Teeth | : | 45 |
| Pitch | : | 44.45 mm |
| Material | : | Steel |
| Type | : | Type A Single Strand Solid Stock Bore |
| Pitch Diameter | : | 637.217 mm |
| Length Through Bore | : | 102 mm |
VIDEO LINK
https://www.youtube.com/watch?v=fSomOMNB_-Q