Specifications:

²  Aperture: 8mm

²  Height of prop bottom: 18mm

²  Weight: 53g (17*6), 65g (17*8)

²  Recommended engine type: 20CC

 Features:

² Imported beech with beautiful wood grain; Good rigidity to resist impact;² High accurately CNC machined;² Red paint processing at both ends in case hands getting hurt when stirring the propellers;² Very good dynamic balance and high-speed stability