This Emax 4000KV Brushless CCW Motor with high performance for multirotor FPV racing. Redesigned and engineered to perform better than most in it's class， every motor is precision crafted within tight tolerances. Paired with performance driven props from any leading manufacturer will result in unreal thrust. A good choice for you.

Features:
High quality and durable in performance.
Really support 4S， with a 3-inch blade， measured pull up to 340g.
M5 nut slip design， perfect for the market aperture of 5mm blade.
N52 uses magnets， powerful magnetic force， bringing super power.
Japan NSK Bearings factory direct supply， super-smooth motor operation and longer life.
Use strong suction design， dramatically reducing the overall operating temperature of the motor.

Specifications:
Brand: EMAX
Item Name: RS1306 4000KV CCW Motor
Framework: 9N12P
KV: 4000KV
Max. thrust: 315g
No. of cells: 3-4S
Prop adapter shaft thread: M5
Recommended propeller: 3030， 3040， 3035
Item dimension: 30 * 18 * 18mm
Item weight: 12.7g

Package Information:
Package size: 8 * 5.1 * 2cm / 3.1 * 2.0 * 0.8in
Package weight: 24g / 0.8oz
Poly bag package

Package List:
1 * RS1306 4000KV CCW Motor
1 * Accessories