Sig Sauer P320 Black P250/P320 9mm Luger Handgun Magazine - 30 Rounds - Shoot longer between reloads with this reliable factory 9mm P320 30-round extended magazine. Unlike other extended magazines, this 30-rd mag offers the same reliability as the magazine that shipped with your pistol. Also included is a removable sleeve for enhanced comfort when used in a full-size grip module. Features: 30-round capacity High-lubricity finish for reliable function Removable sleeved base plate for enhanced comfort and function Rear witness holes in increments of 5 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 Note: Images may differ slightly from the actual product. Sig's high-quality magazines are sourced from multiple manufacturers and are then made to their exact specifications, because of this there may be slight differences in stamping and finish color.