EDGE high performance CF blades are new premium blades that have been specifically designed for today's light weight, high powered model helicopters. The shorter length of 92mm tail blades provides the ability to run a higher gain on most gyros. This is ideal when 95mm tail blades force you to set your gain at a lower level that does not provide a completely locked in feel in flight. Features: - Airfoil designed specifically for high speed tail rotor application. Specs: - Length: 92mm - Width: 24-28mm - Root: 5mm - Bolt Hole: 3mm - Weight: ~ 5 grams each Includes: - One pair of EDGE blades. - 4 x 1mm shims. - A good time. EDGE rotor blades are proudly designed in the USA by Revco RC! Get an EDGE on your competition with these rotor blades.