Specification:

CNC Aluminum Alloy made，

The Arm with mounts & screws for Helmet

For Hero 4/3+/3/2/1

Color: Black， Blue， Red

Packing List

1 x Aluminum arm

1 x Buckle Basic Mount

1 x Curved Surface & Mount ( 3M Sticker )

1 x Long screw

1 x short screw