Profile Racing Spline Drive Sprocket 28t Black for 19mm 48 Spline Spindles. Profile spline drive sprocket is CNC machined from 7075 Aluminum in the USA. Requires no sprocket bolt. Instead it has a hardened chromoly steel insert in that matches up to the 48 splines on the crank axle for pure direct power transfer.
- TECH SPECS
| Tooth Count | 28 |
| Weight (oz) | 2.7 |
| Defined Color | Black |
| Adaptor | None |
| Bore | 19mm |
| Interface | Spline Drive |
| Color | Black |
| Material | Aluminum |
| Chain Width | 1/8" |