Martin 40A49 Type A Single Strand Solid Reboreable Roller Chain Sprocket, 0.71875 to 7.258 in Dia Bore, 8.088 in OD, #40 Chain, 49 Teeth, 1/2 in Pitch, Steel
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 Reboreable, 0.71875 to 7.258 in Bore, 8.088 in OD, #40 Chain, 49 Teeth, 1/2 in Pitch, 7.8039 in Pitch Diameter, 0.284 in Length Through Bore, Steel
| Bore Diameter | : | 0.71875 to 7.258 in |
| Outside Diameter | : | 8.088 in |
| Chain Size | : | #40 |
| Number of Teeth | : | 49 |
| Pitch | : | 1/2 in |
| Material | : | Steel |
| Type | : | Type A Single Strand Solid Reboreable |
| Pitch Diameter | : | 7.8039 in |
| Length Through Bore | : | 0.284 in |
VIDEO LINK
https://www.youtube.com/watch?v=fSomOMNB_-Q