| Bore Diameter, Maximum Bore Diameter | 1-7/16 in |
| Bore Type | Fixed |
| Brand | TRITAN |
| Catalog Page | N/A |
| Country of Origin | China |
| Finish | Black Oxide |
| For Chain Number | 80 |
| For Chain Pitch, Hub Projection | 1 in |
| For Number of Strands | Single |
| Hub Diameter | 4-1/4 in |
| Hub Type | One Side |
| Includes | Set Screws |
| Item? | 55WD89 |
| Keyway | Yes |
| Keyway Width, Set Screw Size | 3/8 in |
| Length Through Bore | 1-3/4 in |
| Manufacturer Part Number | 80BS21 X 1-7/16 |
| Material | Steel |
| Mfr. Model? | 80BS21 X 1 7/16 |
| Number of Set Screws | 2 |
| Number of Teeth | In Stock |
| Outside Diameter | 7 in |
| Pitch Diameter | 6.71 in |
| Set Screw Location | Setscrews are Placed Over the Keyway and at 90 Degrees to the Keyway |
| Standards | ANSI B29.1; BIS |
| Teeth Heat Treatment | Not Hardened |
| Tooth Width | 0.575 in |
| UNSPSC | 31171901 |