HeavyMetal & HeavyMetal PLUS- Arm Guards by TurtleModeFPV... Durable 95A shore hardness TPU arm protection compatible with HeavyMetal & HeavyMetal PLUS - 7" Spec Arms... Designed to be press fit onto arms and hook securely over the top of 2 motor screws with no tools required...
Note: Also compatible with Source One V3.0 frames... (NOT a "soft motor mounting" design)
(Note: HeavyMetal - Arm Guards are printed with 19mm × 19mm motor mounting holes... *** These parts are NOT compatible with 16mm x 16mm motor mounting!!! ***)...