
$26.50

No reviews yet
Be the first to share how this gear performed. Reviews come from verified purchases.
Sign in to write a reviewMagpul
MPN: MAG1465-SST
In Stock
$39.95
The AMAG 21 SG9 is a 21-round SIG P320 9mm handgun magazine that features a stainless-steel body with polymer sub-components. Magpul AMAGs include many of Magpul's proven features, such as a high-visibility, controlled-tilt follower, stainless-steel spring, flared floorplate that's easily removable for cleaning and maintenance, paint-pen dot matrix for magazine marking, and capacity-indicator windows that start at five (5) rounds and continue along the spine in one (1)-round increments.
Caliber: 9MM
Delivery options are confirmed at checkout
Product availability can depend on the exact item, delivery address, and available supplier or carrier service. We check eligibility during checkout and may check again before fulfillment. A listing does not guarantee shipment to every address. Read our Product & Destination Restrictions policy for details; item-specific warnings and checkout checks still apply.
Restricted destinations: CA, CO, CT, DC, DE, HI, IL, MA, MD, NJ, NY, RI, VT, and WA.
The applicable return terms are shown before purchase.
At a glance




| Attribute | MAGPUL AMAG 21 SG9 9MM SIG P320 SST | MAGPUL AMAG 17 SG9 9MM SIG P320 SST | MAGPUL AMAG 15 SG9 9MM SIG P320 SST | MAGPUL AMAG 17 SG9 9MM SIG P365 SST |
|---|---|---|---|---|
| Color | Silver | Silver | Silver | Silver |
| Model | AMAG | AMAG | AMAG | AMAG |
| Type | Magazine | Magazine | Magazine | Magazine |
| Fit | Sig P320 | Sig P320 | Sig P320 | Sig P365 |
| Capacity | 21 count | 17 count | 15 count | 17 count |
| Caliber | 9MM | 9MM | 9MM | 9MM |