Yes, our bodycam is equipped with a 1/4" mount thread, so you can mount it on your bicycle bracket. 

Yes, the infrared night vision binoculars come with a mounting bracket for you to mount it on your helmet. Besides that, it also comes with a neck strap and a headband. It provides 3 wearing methods. 

According to the K&F concept homepage, the surface treatment for this adapter is "anodized" and that means anodized. Anodised layers are used to improve the appearance and functionality of the surfaces of aluminum materials; With the adapter, the aspect of wear resistance (contact surface to the camera) should play an important role (a black lacquered connection surface would probably start to "dissolve" after a few adaptation processes). 

Yes! Although my sister has not yet attempted to mount this to my nephews bike helmet it does come with all the hardware needed to do so! 

1. You could consult us or search the mount information online
2. You could find the mount information on your instruction book when purchase the lens/camera
3. The mount information may be showed on front of the lens, side of the lens, rear of the lens or on the lens cap, usually it is a 2 or 3 letter code such as: CN, FD, OM, MAF, NK, N/AIS or F/AX