Naturally fit subcompact and compact handguns, Cut the thread to fit medium and large handguns. FITS GLOCK M&P Shield Ruger LC9 Taurus Slim Line Springfield XD Series Beretta Bersa Kahr Arms Colt Walther and many more pistols. Snap button on retention strap is strong enough that it won't fail. Built-in elastic slot with hook & loop retaining strap for spare magazine. Both two strap mounts are 63 inches long, one is 1-inch wide, the other is 2-inch wide,each strap comes with 2 slides adjusters to help your holsters from sliding. Mount anywhere for concealed carry. Mount anywhere in your vehicle:under seat, beside seat, under steering wheel column, on visor panel,etc.