ALT SPK ROLLER DOUBLE B MET D08B16 1 1/4" BORE(1.250/1.251) (2) 5/16-18 UNC SET SCREWS
| Bore | 14 mm |
| Chain Size | #8B |
| Finish | Black Oxide |
| Hub Diameter | 50 mm |
| Length Through Bore | 28 mm |
| Material | 1045 Cold Rolled Carbon Steel |
| O.D. | 71.5 mm |
| Pitch | 1/2 in |
| Pitch Diameter | 65.1 mm |
| Teeth | 16 |
| Type | Double Strand British Standard DIN Stock Bore |