Kolpin 20095 Gun Boot with 5.0 Impact The complete ATV firearm transport system  dependable Gun Boot and mounting system all in one Universal built-in bracket mounts directly to your ATV rack and the innovative design allows for multiple angle adjustments Gun Boot 5.0 Impact model includes a removable, shock absorbing foam and nylon Impact liner that provides superior interior protection within our hard case Outer protective case has an ergonomically designed handle and molded attachment points for a sling. Anatomically designed to accommodate left and right hand bolt action rifles and shotguns, it provides ample room firearms up to 51" in length, for 50mm scopes, and even rifles with slings attached