The MagLink is a coupler for PMAG 30 and PMAG 30 M3 magazines which allows the user to attach two magazines together for more efficient speed reloads, and to keep an additional 30 rounds of ammunition accessible on the weapon at all times. The MagLink features a two-piece bolt on design and durable, lightweight reinforced polymer construction. Black only. Made in U.S.A. Features Fits second generation PMAG 30 and new PMAG 30 M3* Impact resistant polymer construction provides light weight and resists operational abuse Wide-set, two-piece bolt on design resists flexing Integral grooves interface with PMAG ribbing to eliminate slippage Specifications MagLink Magazine Coupler Weight: 2.8 oz. *NOTE: The MagLink is not compatible with the first generation PMAG 30 (with Black follower), PMAG 20, or 7.62x51 PMAG 20LR. Also not optimized for the EMAG or PMAG 30G.