Guide your loaded magazine smoothly and quickly into the Sig Sauer pistols grip with the sleek Sig Sauer P320 Magwell from Tyrant Designs CNC. Made of 6061 aluminum and sporting a custom screw these carefully designed magwells make it so easy that with just a little practice you can load a fresh magazine without ever looking at the pistol. Win competitions or defend yourself better with those added seconds. Works with most aftermarket extensions and base pads for the P320.