High Quality Fiberglass 550mm Main Blades

This propeller is made of high quality Fiber Reinforced Plastics, which is extremely lightweight and durable and It is just designed for 550 RC helicopter .You can expect an increase in overall motor efficiency with this excellent propeller.High ThrustHigh durableExtremely lightweightFiber Glass 550mm main bladesSuit for RC 30 class helicopter & 550 helicopterParameter:Length: 21.6 Inch\/550mmMaterial: Fiber GlassShaft Hole diameter: 4mmProduct weight: 678gPackage Contents:3 pair Fiber Glass 550mm main bladesOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.