Gemfan props have been well known for their higher quality and extremely accurate balancing. Gemfan's 11 x 5.5 thin-electric composite props are a prefect choice for high rpm and stiffer strength over our slow fly props.  Made from high quality composite material which is similar to APC style props.
Works great with 70-100g motors, these props top ring diameter fit tightly with stock prop adapters.  We recommend all props be properly balanced before using.
Size: 11 x 5.5 in
Prop adapting ring size: Φ3 /Φ3.72 /Φ5/ Φ5.72 /Φ7.82
Includes:
1 x propeller
1 x adapting ring set