SIG SAUER MAGAZINE P320 FULL-SIZE 9MM 21RD

21-round capacity   

High-lubricity finish for reliable function   

Removable sleeved base plate for enhanced comfort and function   

Rear witness holes in increments of five to display the remaining rounds in the magazine   

Removable base plate for easy maintenance   

High-tensile spring for unmatched reliability and service life   

Durable polymer follower   

Complete steel body construction