Jeff, it is a steel receiver. The Bristol Silver line of Side by Sides delivers beauty, elegance, and performance. Featuring a nickel finished receiver w/ 24K gold inlay (bottom of receiver and not pictured). Available in four gauges, each built on a true steel frame with precision laser engraved detail. The Bristol comes standard with Select Turkish walnut, auto ejectors, 5 chokes Beretta Mobil (SK, IC, M, IM, F), brass bead front sight and a selective top tang safety. A Side by Side with competition grade craftsmanship at Field Grade pricing. Backed by TriStar’s 5-Year Warranty. ....Have a great day!

The receiver is made of steel. Hope this helps.

Jeff, Steel Sir. -- The Bristol Silver line of Side by Sides delivers beauty, elegance, and performance. Featuring a nickel finished receiver w/ 24K gold inlay (bottom of receiver and not pictured). Available in four gauges, each built on a true steel frame with precision laser engraved detail. The Bristol comes standard with Select Turkish walnut, auto ejectors, 5 chokes Beretta Mobil (SK, IC, M, IM, F), brass bead front sight and a selective top tang safety. A Side by Side with competition grade craftsmanship at Field Grade pricing. Backed by TriStar’s 5-Year Warranty.