This is a FN America Pistol: Semi-Auto known as the FNX chambered in 45AP, model # 66968, UPC 845737000981
Model Series: FNX
Gun Type: Pistol: Semi-Auto
Caliber: 45AP
Action: Double Action
Capacity: 15+1
Finish: Flat Dark Earth
Stock: Polymer Frame with Integral Accessory Rail
Sights: Enhanced High Profile Fixed Combat Night Sights
Barrel Length: 5. 3 Stainless Steel Threaded Barrel
Features: Four Interchangeable Backstraps/ Threaded Barrel