This gives your
12 round Sig Sauer P365 magazine more
pinky and palm purchase for your medium - large hands without adding capacity.
Pro Ledge - adds a ledge to grip the mag when it is needed to be ripped or stripped out due to failure or quicker reloads.
Better grip = Better shot
No capacity added to facotry magazine.
For just a large pinky grip check out -
Large Pro Ledge
For more Sig Sauer P365 and P365XL parts check us out at www.tactical.dev