They are Fixed (drift adj rear) 3 dot sights SKU:108482 Model: SW1911 Caliber: .45 ACP Capacity: 8+1 Rounds Action: Single Action Only Barrel Length: 5" / 12.7 cm Front Sight: White Dot Rear Sight: Fixed White 2-Dot Overall Length: 8.7" / 22.1 cm Weight: