This is a 1/8" Prop Adapter for 05 Motors

FEATURES: Natural aluminum construction

INCLUDES: One aluminum adapter
One 10-24x3/4" cap head screw
One 3/16"IDx7/16"OD flat washer
One 6-32x3/16" set screw
One 1/16" hex wrench

SPECS: Length: 22.1mm end to end
20.7mm rear to front of prop mounting flange
Diameter: 12.6mm main body
18.8mm OD prop mounting flage
3.25mm (1/8") ID hole for motor shaft

COMMENTS: Recommended Master Airscrew Props: 7x4, 7x6, 8x4, 8x6