An affordable SR-25 AEG under the Matrix brand and made by A&K is available at Evike.com. The Matrix x A&K Tactical SR-25 with MOSFET features a durable and lightweight polymer construction for its handguard, receiver, grip, and stock. It has a heavy-duty metal outer barrel and internal components for enhanced durability.

This AEG is equipped with a trigger-programmable MOSFET offering battery protection settings, and a quick-change spring system with a pre-installed M120 spring for easy power adjustments. For improved accuracy, it includes a precision inner barrel and a reinforced, adjustable rotary hop-up. User-friendly features include an ambidextrous magazine release, a full-length top Picatinny rail with detachable folding front and rear sights, and an M-LOK handguard for various accessories. It comes with a 220-round magazine featuring a dot matrix for labeling and a realistic window with mock bullets, and a 4-position adjustable crane stock for comfortable handling.