Martin D80R25H Type 12 Double Strand Solid Bushed Roller Chain Sprocket With Hardened Teeth, 1-1/8 to 3-3/4 in Dia Bore, 8.516 in OD, #80 Chain, 25 Teeth, 1 in Pitch, Steel
Martin split taper sprocket is another style of bushed sprocket. The split taper bushing, when installed, offers a wide range of bore sizes.
Martin Roller Chain Sprocket, Type 12 Double Strand Solid Bushed, 1-1/8 to 3-3/4 in Bore, 8.516 in OD, #80 Chain, 25 Teeth, 1 in Pitch, 7.9787 in Pitch Diameter, 5-1/2 in Diameter Hub, 3/4 in Keyway, 2 in Length Through Bore, MST® R1 Bushing, Steel
| Bore Diameter | : | 1-1/8 to 3-3/4 in |
| Bushing Type | : | MST® R1 |
| Chain Size | : | #80 |
| Hub Diameter | : | 5-1/2 in |
| Keyway Size | : | 3/4 in |
| Length Through Bore | : | 2 in |
| Material | : | Steel |
| Number of Teeth | : | 25 |
| Outside Diameter | : | 8.516 in |
| Pitch Diameter | : | 7.9787 in |
| Pitch | : | 1 in |
| Type | : | Type 12 Double Strand Solid Bushed |