RC Boat Model Propeller 55mm/60mm Zinc Alloy Propeller 4-Blades 4mm Shaft For RC Marine ROV Right-Hand / Left-Hand Propeller Par RC Boat Model Metal Propeller 4-Blades 4mm Shaft Right Left Hand 55mm 60mm For RC Boat Fishing Bait Tug Marine Cruise ROV _x000D_ Features: * new and high quality. *These 4-blades metal propellers are for RC boat, heavy boat, tug boat, fishing bait boat, wood boat, Marine, ROV etc. *This propeller is made of Zinc Alloy, with gold color plate. it is made by casting,it is strong and . *It works with propeller drive dogs. Not include in listing *There are two sizes propellers optional,left-hand and right-hand available: D55mm:Rotating Diameter 55mm, Hub height: 17mm D60mm:Rotating Diameter 60mm, Hub Height: 17mm Tips: Right-Hand(RH):which rotates clockwise as viewed from the stern when in forward gear Left-Hand(LH):which rotates counter clockwise as viewed from the stern when in forward gear Please note: Affected by manufacturing process,the shaft hole diameter is about 4.15mm, It is not tightly matched with 4mm shaft. so it is not suitable for speed boat. and you have to adjust the balance of the propeller through the propeller drive dog and fixing nut. Specification: *Material: Zinc Alloy *Made by Casting, With gold color plate *Shaft hole diameter: 4.15mm, Fit 4mm diameter drive shaft *Rotating Diameter: 55mm/60mm (optional) *Type: Right-Hand / Left-Hand Propeller (optional) Package Contents: 1* Propeller Prop Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. _x000D_ _x000D_