What is this?
The universal joint propeller kit is suitable for straight shaft motors, used for model cars, model ships, robots, and other types of metal transfer.

What will I get?
Product Name: RC Boat Drive Shaft Assembly Kit
Universal Joint Coupling:
Type : 3mm to 4mm
Total Size : 23 x 9mm/ 0.9" x 0.35" (L*D)
Material: Metal
Color: Silver Tone
Shaft and Propeller:
Sleeve Size: 150mm x 8mm/5.9" x 0.3" (L*D)
Axis Size: 200mm x 3mm/7.9" x 0.1" (L*D);
Propeller Size: 12mm x 30mm/0.5" x 1.2" (H*D)
Propeller Type: 1 x CW,1 x CCW
Pack of 1 Set of RC Boat Drive Shaft Assembly Kit
Included:
2 Pcs x Universal Joint Coupling
3 Pcs x Wrench
6Pcs x Screws
1 Pair x Shaft w Propeller

Are there any advantages of the product?
The shaft is made of stainless steel, corrosion-resistant,wear-resistant, and has good sealing. Good choice of repairing and replacing your RC boat.

How to use it?
Easy for installing and taking off. There are bearings between the shaft and the shaft sleeve, it could hold on high strength.

What should I notice?
Note: Please allow 0.1-0.5mm error due to manual measurement.