Compact 3-inch length design, ideal for various applications requiring a small propeller size. 3 for enhanced thrust and improved performance in water or air. Propeller hub diameter of 11.6mm ensures compatibility with a range of shafts. Sturdy construction with a hub thickness of 6.6mm for durability and reliability. Versatile shaft sizes of 2.3/2/2.3mm accommodate different mounting requirements. The HQ3X3X3G propeller is designed for efficiency and performance, making it suitable for various models and applications. Its compact size and robust design that it can withstand demanding conditions while providing optimal thrust. The 3-blade configuration enhances lift and maneuverability, making it a great choice for hobbyists and professionals alike. Color: Gray Material: PC Package Contents: 4*Propeller 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.