Szwaldaper 4mm Drive Shaft Straight Sleeve 36mm PC Propeller 3.0mm 5mm Joint Assemble Kit RC Boat Speed MONO Marine

* Drive shaft diameter: 4.0mm * Shaft sleeve outer diameter 9mm * Drive shaft Length/sleeve length: 10cm/5cm, 15cm/10cm, 20cm/15cm, 25cm/20cm, 30cm/25cm, 35mm/30 optional * for motor shaft diameter: 3.00mm/3.17mm/4.00mm/5.00mm/6.00mm optional * This Drive shaft assemble kit is for RC Boat,MONO boat,speed boat,marine,watercraft,O/V Boat, Toy boat upgrate parts etc. it comes with universal joint to for most of motors. * There are two high speed bearing between shaft and sleeve, that makes the drive shaft working smoothly and stable. Core Function For Daily Use: The boat propeller is intended for its specified application, while the marine drive propeller supports the related function during propulsion checks and marine servicing. It can be considered when the existing component requires replacement Useful In Real Driving Conditions: During propulsion checks and marine servicing, the boat propeller provides the relevant function, while the marine drive propeller helps maintain the intended operating position. Check the existing assembly to confirm the correct application before ordering Replace Worn Or Damaged Components: When the existing component is worn, cracked, damaged or missing, the boat propeller provides a focused replacement, while the marine drive propeller serves the same component area. Compare both parts before carrying out repair work Check Fit Before Final Installation: Before fitting, compare the boat propeller with the existing mounting points, shape and connection interface, while the marine drive propeller should match the correct position and surrounding assembly. Confirm compatibility with the intended application