Per is per prop.

This high-quality propeller for RC airplanes will help you achieve better flight performance and a thrilling experience. Sporting a sleek and stylish black finish, this propeller is compatible with a range of other RC brands and is compatible with gasoline and nitro & glow fuel. With its sturdy construction and reliable performance, you'll be able to enjoy hours of fun with your RC airplane without worrying about the condition of your aircraft. Get ready to soar with this top-performing propeller!