Free Shipping 4mm RC Boat Shaft Set Stainless Steel Shaft+Universal Coupling+ Shaft Sleeve Tube+3-blades Propeller Spare Parts for RC Boat Model
Option description:Shaft length x Shaft sleeve tube length x Coupling
Shaft length:150/200/250/300mm (Optional)
Shaft sleeve length:100/150/200/250mm(Optional)
Material of the shaft and shaft sleeve:Stainless steel
Shaft sleeve outer diameter:9mm(mounted with 2 bearings inside)
Propeller diameter:36mm,3-blades
Material of the propeller:Nylon