The size of this propeller is 178 x 19 mm, the inner hole diameter is 4.5 mm.
Perfect propeller replacement: upgrade your DIY plane with these RC propellers designed for 1806KV-2204KV engines.
Robust nylon construction: these propellers are made from lightweight yet durable nylon and reduce the rotating mass for a longer life of the engine.
Easy compatibility: make sure the rotation diameter and pitch fit perfectly with your remote controlled flat motor, making these propellers a reliable choice.