New Ameristep Hub Blind Gun Rest Adjustable Realtree Ground Blind Accessory Camo. This rest attaches easily to the window area of the blind and gives you a solid place to rest your gun to help steady the shot. Made from durable nylon material, this rest will work with any of Ameristep's hub style blinds. This rest is the perfect way to steady your shot with a rifle, shotgun, or even a crossbow.