HA +5 MAG EXTENSION FOR SIG P320

*Sig Sauer made a rolling change around 2024 to their P320 magazine followers. If you have a magazine from before 2024, you should have no problems with any of our +5 extension options.  Our Black Anodized +5 extensions have been updated to work with the new follower. Our FDE, Sniper Grey, and Sniper Green variants have NOT. Your function might be hit or miss if you pair those with a magazine from 2024 or newer. We are aiming to have our color variants updated as soon as possible. Please reach out to support if you have any questions! Description: With the Herrington Arms +5 SIG P320 magazine extension, there is no need to fear running dry in any situation where every shot counts. It works perfectly with 15,17, and 21 round magazines! This mag extension on a 17rd mag fits in the 141.25mm USPSA gauge!  This highly durable mag extension is made of light yet very strong weapon grade 7075 aluminum. It works well in all weather conditions and won’t break easily, even i