GoPro - Spare Camera Mounting Parts Options:Spare Camera Mounting Parts - (AGBAG-002) That is the only difference

That is the only difference between 4

Fully illustrated Installation instructions

visible from the outside through small slits that mark out the look of the heel

Outside height: 164mm

2Dry: instant sweat absorption

GoPro - Spare Camera Mounting Parts Options:Spare Camera Mounting Parts - (AGBAG-002) That is the only differenceA grab bag of mounts and spare parts. Includes 1 Curved and 1 Flat Adhesive Mount, 2 mounting buckles, a 3 Way pivot arm, 1 short thumb screw, 1 long thumb screw and 1 flat thumb screw Expand your mounting options, or use as a resource for replacement parts Note: Always select a helmet that meets the applicable safety standard when you use a helmet with a GoPro helmet mount. Always follow the helmet manufacturer's instructions on safe helmet use.