There will be no Viper prodcuts available for the foreseeable future as the manufacturer is committed to other projects
Designed specifically for STI/ SVI/ Bul double stack magazines. Also uses the groove to further add stability.
Most other magazines (1911, CZ, Tanfoglio, etc) can be used and will be held just by the magnets
Designed to be mounted “bullets out” as well as
mounted side on for either right or left handed shooters.