MaterialSteelNumber Of Teeth8Outside Dia3.768"Pitch1.250 in.
| Bore | 1 in |
| Chain Size | #100 |
| Hub Diameter | 2.438 in |
| Keyway Size | 1/4 x 1/8 in |
| Length Through Bore | 1-7/8 in |
| Material | Carbon Steel |
| O.D. | 3.77 in |
| Pitch | 1-1/4 in |
| Pitch Diameter | 3.266 in |
| Screw Size | 5/16 in |
| Teeth | 8 |
| Type | Plain Bore Type B |