Magpul FDE Glock 21 Gen 3 Complete Upper Slide Assembly
Brand new Factory OEM Glock® 21 Gen3 Complete Upper Slide Assembly in 45ACP and professionally cerakote in Magpul FDE. Comes with all Glock® factory parts, assembled and ready to ship to you. Just slide onto your lower build to complete your unserialized firearm! Add a frame and a lower parts kit to have everything needed from start to finish with your build.
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