Evolution Gun Works Officer's Mainspring Housing Magwell Combo, 1911s, Colt Defender, Carbon Steel, Glass Beaded Finish, Blue, 11423

This product fits:Officer's Model 1911sColt DefenderPins and springs do not come with this part. You can use the pins and springs from your original mainspring housing or purchase new parts from us.Our premium msh/magwell combo is machined from barstock and held to very tight tolerances.