Bore1"Chain Size#80Hub Diameter4-1/4 inKeyway Size1/4 x 1/8 inLength Through Bore1-3/4 inMaterialCarbon SteelO.D.7.88 inPitch80Pitch Diameter7.344 inScrew Size5/16 inTeeth23TypeFinished Bore Type B
| Bore | 1" |
| Chain Size | #80 |
| Hub Diameter | 4-1/4 in |
| Keyway Size | 1/4 x 1/8 in |
| Length Through Bore | 1-3/4 in |
| Material | Carbon Steel |
| O.D. | 7.88 in |
| Pitch | 80 |
| Pitch Diameter | 7.344 in |
| Screw Size | 5/16 in |
| Teeth | 23 |
| Type | Finished Bore Type B |