SAI TIER ONE Description
9mm Para. cal., made from Glock model G43, G19, or G17 pistols, full size, compact, or subcompact polymer frame, 3.4, 4, or 4.5 in. box fluted threaded or non-threaded barrel w/black Nitride or TiN finish, 15 or 17 shot mag., flat trigger shoe, SAI fiber optic sights, slide cut for optic w/cover plate, stippled grips, stippled backstraps on Gen 4 models, window cut slide w/front and rear knurled slide serrations with Salient engraving, double trigger guard undercut, black Nitride, TiN, or Rose Gold finish.