4mm Drive Shaft w Propeller and Universal Joint for RC Boat, L250mm Shaft, L200mm Sleeve, D36mm Propeller, Fit for 5mm Motor Shaft Enclosures Outer Diameter: 250mm / 9

Outer Diameter: 250mm / 9

79 inch(M20)

Thread DIA : 7mm

installed in the angle grinder

Resistance: 10 ohm

4mm Drive Shaft w Propeller and Universal Joint for RC Boat, L250mm Shaft, L200mm Sleeve, D36mm Propeller, Fit for 5mm Motor Shaft Enclosures Outer Diameter: 250mm / 9This Drive Shaft Assemble Kit Include: Drive Shaft + Shaft Sleeve + Universal Joint + 3 Blades Propeller + Gasket Set + Prop Nut Top + Stainless Steel Drive Dog + Mini Hex Wrench + Screws Note: There are bearings between the shaft and the shaft sleeve, it could hold on high strength and speed in a whirl. Specifications The material of Shaft: Stainless Steel The material of Blade: Nylon Universal Joint Top Hole Diameter: 5mm Suit for Motor Shaft