The Hawk Hill Custom Rifle Mounted Data Holder for Picatinny Mounts gives the user a quick and easy way to manage their target data. By attaching this data holder, the shooter can easily view their target info without having to change their shooting position, and can be folded away when not in use to prevent snagging. It’s simple design allows for installation without tools, and is constructed out of 7075 aluminum. Hawk Hill Custom Rifle Mounted Data Holder for Picatinny Mount. Picatinny Mount