Application: The drive shaft assembly kit is suitable for remote control boats, speed boats, ships, boats, toy boat upgrade parts, etc.; Package List: Including one remote control boat drive shaft assemble kit. It is equipped with a universal joint, suitable for most motors.; High Speed Bearings: There are two high speed bearings between the shaft and the sleeve to make the drive shaft work smoothly.; Parameters: Shaft length 10cm/3.9in, shaft sleeve length 5cm/1.95in, propeller size 36mm/1.4in, suit for motor shaft diameter 4mm/0.15in.; Material: The shaft and sleeve are made of stainless steel, with high hardness and high toughness, high temperature

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