These T-Motor propellers are great for aerial photography and professional drone pilots. They offer efficient and powerful performance. The lightweight carbon fiber nylon blades provide higher strength and better fatigue resistance, along with increased thrust. This results in faster response times and smoother flights. The propellers have a diameter of 7.5', a pitch of 4.6', are 3 bladed, have a 5mm shaft hole, are made of carbon-mixed nylon, weigh 12g, and come with a hub thickness of 8mm and a center thickness of 8.6mm. Each pack includes 2 props (1 CW, 1 CCW).