4pcs/lot BETAFPV 1606 2550KV/1550KV 4-6S Brushless Motors with 1.5mm Shaft Diameter for 4-5 inch Toothpick RC Quadcopter

4pcs/lot BETAFPV 1606 2550KV/1550KV 4-6S Brushless Motors with 1.5mm Shaft Diameter for 4-5 inch Toothpick RC Quadcopter 1606 series motor is a smooth running, high-quality lightweight 4-6S motor! The 1550KV version is suitable for 6S power systems, and the 2550KV version is ideal for 4S power systems. Combined with high-quality 35A AIO Brushless FC, it will give your drones a strong power to fly more flexible and more durable. Highly recommend using it for the 4-5 inch Toothpick Quad, such as TWIG ET5, TWIG Mutant 4'' and X-Knight 4'' FPV. Bullet Point 1606 motors are more durable, which will give you a longer flight time. 1550KV is a 6S motor, you can get 5:30-7:00 flight time in 4-inch quadcopter and 2550KV is a 4S motor, you can get 4:10-6:40 flight time in 4-inch quadcopter.  Both of 1550KV and 2550KV version motor only weight 15.17g for 1pc, for the weight-sensitive drone fans, this is a better choice for you to DIY your own toothpick quad. Suitable for the 4-5 inch