Angle40Bolt Circle Diameter2.625 inBore Diameter19 mmBore TypeFinished Bore with a KeywayBushing Size2012Bushing TypeTapered TypeFinish/CoatingBlack PhosphateKeyway Size6 mm x 2.8 mmKeyway TypeStandardLength (in)66Length Through Bore1.25 inNumber of Ribs2OD2.75 inSectionBSeries2012 SeriesSpacing.75''Thickness․55''TypeTapered BushingsWidth (in)0.66
| cogged | No |
| depth | 7/16" |
| depth (per rib) | 7/16" |
| number ribs | 2 |
| outside length | 67.8" |
| section | B |
| top width | 21/32" |
| top width (per rib) | 21/32" |