The Grainger 14N125 is a 14 inch diameter, 3 blade, aluminum propeller for small aircraft with a 1 inch bore and adjustable pitch from 12 to 28 degrees. It has a right hand rotation and is intended for tractor configuration installation. The propeller is manufactured from heat treated aluminum alloy for strength and durability. With a weight of 5 pounds, it is FAA-PMA approved and made in the USA. The adjustable pitch allows for optimum performance matching for different aircraft, engines, and flight regimes.