$553.96
$34.99
CAA’s Rear Spare Magazine Carrier (RSMC) lets you securely attach a backup magazine to your EVO Stock or Stabilizer using a friction-fit modular system. Includes 8 shims compatible with over 150 magazines.
DOES NOT COME WITH MAGAZINE OR CHEEK REST
All Newer EVO Model Stock & Stabilizers Have 4 Holes
Spare Magazine Carrier for EVO — the ultimate EVO Spare Magazine Holder and EVO Spare Magazine Carrier designed for fast, secure backup magazine access.
CAA’s Rear Spare Magazine Carrier (RSMC) lets you securely attach a backup magazine to your EVO Stock or Stabilizer using a friction-fit modular system. This universal Spare Magazine Carrier for EVO includes a complete set of 8 precision-engineered shims, delivering compatibility with over 150 different magazines across a wide range of popular platforms.
Whether you run Glock (single & double stack), Sig Sauer (P320, P365), Springfield Armory, FN, Heckler & Koch (VP9 / VP9F), Taurus, Canik, Smith & Wesson (M&P series), CZ, or many others — the Spare Magazine Holder for EVO has you covered.
The included shim system ensures a perfect, rock-solid, wobble-free fit every time.
Installation takes seconds — simply secure the carrier using the two included M3 x 25mm flat head screws and M3 nuts. No gunsmithing or permanent modifications required.
Made from high-strength Mil-Spec fiber-reinforced polymer, this EVO Spare Magazine Carrier is extremely durable yet lightweight. Built to handle real-world conditions while keeping your backup magazine within easy reach without adding unnecessary bulk.
Perfect upgrade for your EVO build — keep that extra magazine ready when you need it most.
What’s in the Box:
(1) Rear Spare Magazine Carrier (RSMC)
(8) Modular Friction-Fit Shims (sizes to accommodate 150+ magazine types)
(2) Mounting Screws / Hardware Kit
(1) Installation & Shim Compatibility Guide
This currently only works with the EVO Stocks and Stabilizers
Not yet, currently the MCK EVO only.
Sorry, no reviews match your current selections
1st Responders Discounts© 2026 RIGHTS RESERVED CAA USA LLC // Meta Tactical LLC // Proudly Designed, Developed & Made in the USA By Plastimold Products LLC
Find out if your pistol is compatible out of the box or if it requires an upgrade kit.
Select your gun's manufacturer and exact model above to verify setup compatibility.
