Pro Series SA Polymer MDT (Gen1) 223 +5 Extension
Add five rounds of capacity to your Gen1 SA Polymer MDT 223 magazine with the MK Machining Pro Series SA Polymer MDT (Gen1) 223 +5 extension. Redesigned shape for increased strength and durability. Now printed from tough PA12 Nylon Material. Easily installs in under a minute, simply remove baseplate and slide on extension. Proudly printed on top notch machines from PA12 Nylon. Extremely lightweight, lifetime warranty, and made in the USA! Reuses stock spring and follower.
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