Optimal Performance: Designed for precision and efficiency, these 7.5x3x3 tri-blade propellers balanced thrust and improved stability for your FPV racing drones. Material: Made from high-quality Material, these propellers offer exceptional durability and resistance to breakage, ensuring prolonged use in flying conditions. Versatile Compatibility: Perfectly compatible with most brushless motors, these propellers are ideal for both amateur and professional drone enthusiasts looking to enhance their racing experience. Color and Design: The Transparent gray color maintains a low profile while in flight, and the sleek design contributes to the overall aerodynamics of your drone. Specifications: Propeller Diameter: 7.5 inches Pitch: 3 Blades: 3 Disc Diameter: 14mm Disc Thickness: 7mm Shaft: 5mm Adapter Ring: None Colour:Transparent gray Material:PC Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 4 * Propellers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.