Thrust-UAV Alpha Soft Mount Arm Guards (Set of 4)
The soft mount arm guards are made specifically for the Alpha frame by Thrust-UAV. They are made out of durable TPU and provide protection for your carbon fiber arms. Helps protect from splitting and cracking from crashes. They are also a soft mount for your motors to dampen vibration. If you choose to not want to soft mount, you can install the arm guards upside down for just arm protection.
Link to the FRAME.