Lockdown Lockdown Shelf Handgun Rack - 4 Pack. The Lockdown Shelf Handgun Rack is the perfect addition to get the most room out of your vault. Specifications for Lockdown Lockdown Shelf Handgun Rack - 4 Pack: Manufacturer: Lockdown Color: Black Fabric/Material: Steel Width: 3.25 in Gun Capacity: Most Handguns Dimensions: 2.95 X 3.25 X 10.95 in Features of Lockdown Lockdown Shelf Handgun Rack - 4 Pack Fits .38-.50 caliber handguns Fits most common gun vault shelves (1/2" - 1" thick 11.5" minimum depth) Compatible with optics mounted handguns Unique design prevents tipping and rotation Vinyl coated to protect bore and muzzle of firearms Package Contents: Lockdown Lockdown Shelf Handgun Rack - 4 Pack Lockdown 1201984: Lockdown Shelf Handgun Rack - 4 Pack