I'm having a clear out of RC Modeling spare part.
TFL Inboard Drive System Assembly Power system P1 of stern engine For RC Model
TFL Outboard drive system Lower Leg Gearbox Complete (B54210)
Two in one shaft bracket Drive System drive system 4.76mm for RC Boat Models
FLT F1 Drive System without motor L-B204mm*W50mm*H160mm for RC Boat Model
1:18 RC Drift Model Car Drift Sport Toy Car Rear Wheel Drive System 4WD Remote
For WLTOYS 12428 12423 Compatible Gear Shaft for Rear Axle Drive System