1911 Mainspring House Internals Spring / Pin Kit - Officer

Pro-Series Officer size Mainspring Housing internals Kit. Comes with the internal pins, top plunger pin, bottom pin, top retaining pin. All Precision CNC machined from bar stock and heat-treated, with Black Oxide finish. Also, includes standard 23 pound(US Gov Spec) Mainspring. All in one kit package. Will work with most all Officer size 1911 mainspring housings and clones.