MEC-GL45
The Mech-Tech System 45 ACP Carbine Conversion Unit (CCU) converts your Glock pistol into a semi auto carbine. Fast shooting and quick handling, fits all Glock M/20,21. Easily installed or removed, This CCU allows you to shoot 45 ACP ammunition from any of the above Glock frames by simply using a Glock M/21 magazine.
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