The Colt SMG Magwell Adaptor fits into standard AR lower receiver to accept Colt/Uzi 32-rd stick mags to work with your 9 mm upper on your existing AR lower. Adaptor may be used as is, or may pinned into place at owner's discretion. This sale includes the metal mag-well adaptor (with last round hold open), one steel Brownell's 32 round mag, and one steel C-Products 32 round mag.

For reference, Brownell's sells the adaptor for $119.99 but it is Out of Stock. They sell their Brownell's 32 rd mag for $72.99 and the C-Products mag for $20.99. Am pricing the bundle for sale.

Buyer pays actual shipping.