Prop Shaft Adapter Size Shaft Prop Shaft Bullet Prop Shaft Adapter 6mm 6mm 8mm Bullet Prop Shaft Adapter 5mm 5mm 8mm Bullet Prop Shaft Adapter 4mm 4mm 6mm Bullet Prop Shaft Adapter 3.2mm 3.2mm 6mm Bullet Prop Shaft Adapter 3mm 3mm 4.6mm Bullet Prop Shaft Adapter 2.3mm 2.3mm 4.6mm
CNC machined collet type prop shaft adapters. Strong, aircraft-grade aluminum alloy to keep your propeller firmly attached. Collet insures perfect centering on the motor shaft 6/8mm (diameter of the motor shaft/diameter of the propeller shaft).