- Made of high quality aluminum bar stock.
- Light weight design.
- Multiple collets for different motors included.
- All polished to brushed metal finish.
| P/N | Dia. | fits Shaft Dia. | Wt. oz / g | Motor type |
| PS29 | 29mm | 2.3mm, 1/8" (3.2mm), 5/32" (4mm) | .26 / 7 | Cobalt 400, Speed 400 |
| PS38 | 38mm | 5/32" (4mm) | .40 / 11 | Cobalt 05, 15,20, BL motors |
| PS44 | 44mm | 5/32" (4mm) | .85 / 24 | Cobalt 05, 15, 20, BL motors |
| PS50 | 50mm | 5/32" (4mm) | 1.07 / 30 | Cobalt 05, 15, 20, BL motors |