This OWLUAV 9545 CW/CCW self-locking propeller has CNC metal nuts, more stable and durable. So it would be good choice for you to enjoy longer and more flying joys.

Features:
Easy to install.
Longer flight duration.
Portable and durable in use.
Stable performance and high quality.
With CNC metal nuts, more stable and durable.
Newly designed and high-end for multicopter.

Specifications:
Brand: OWLUAV
Material: ABS
Color: White
Propeller length: 9.5in
Propeller pitch: 4.5in
Propeller quantity: 4Pcs
Propeller weight：13g/pcs
Suitable for F450 Multirotor Quadcopter

Package Information:
Package size: 26 * 7 * 2.5cm / 10.2 * 2.8 * 1.0in
Package weight: 94g / 3.3oz
Adhesive tape package

Package List:
2 * OWLUAV 9545 CW Self-locking Propeller
2 * OWLUAV9545 CCW Self-locking Propeller