Description The MagLink is a coupler for PMAG 30 and 40 round AR/M4 magazines* which allows the user to attach two magazines together for more efficient speed reloads, and to keep additional ammunition accessible on the weapon at all times. The MagLink features a two-piece bolt-on design and durable, lightweight reinforced polymer construction.Features & Specs:Platform: AR15, M4, M16Weight: 2.8 oz.Compatibility: 5.56x45 PMAG 30 and 40 round AR/M4 GEN M2 MOE and AR/M4 GEN M3 magazinesMagpul Black MagLink Coupler for PMAG 30/40 AR/M4 magazinesAllows the coupling of two PMAG magazines for faster reloadingCompatible with both PMAG 30 and PMAG 40 AR/M4 magazinesDesigned for quick and easy attachment and detachmentDurable construction ensures reliability and longevityStreamlines magazine changes during high-stress situationsEnhances efficiency and convenience for shootersMade by Magpul Industries, a trusted brand in firearm accessoriesMade in the USA