Viper VX Multi Weapon System SetViper VX Multi Weapon System Set The VX Multi Weapon System Set is a VX BUCKLE UP load out configuration superseding the previous DMR or Rifle & SMG sets. With the inclusion of the VX Double Rifle Mag Sleeve XL, the VX Triple Rifle Mag Sleeve, the VX Quad Smg Mag Sleeve as well as the VX Double Pistol Mag Sleeve, the operator should not need any additional pouches to use their load out immediately, no matter what style of weapons platform they are