Magwell and +2 Magazine Extension Kit for APX Pistols consisting of:1x Magwell made from a single block of aluminum designed to enhance the magazine insertion and removal in high-stress scenarios, the design also is optimized for minimal interference with the user's clothing.2x Oversized magazine extensions (also available individually with p/n E02935), compatible with all APX Full Size standard magazines and designed to increase the magazine capacity by 2 rounds (if 9mm caliber, if .40 caliber the capacity is increased by 1 round) and to improve the grip in the magazine extraction thanks to the aggressive knurling on the sides and front. Beretta APX +2rd Magazine Extension w/Magwell E02934