TruGlo TGTG231N4W Tritium Pro Green Tritium Front & Rear/ Black Nitride Fortress Frame, Fits 1911 3" Officer & 4.25", Front Sight Dovetail/Rear Sight Dovetail Mount Small Package Muzzle Energy: 131 ft lbs

Muzzle Energy: 131 ft lbs

Muzzle Velocity: 880 fps

Muzzle Energy: 114 ft lbs

Bullet Weight: 69 gr

Muzzle Velocity: 1340 fps

TruGlo TGTG231N4W Tritium Pro Green Tritium Front & Rear/ Black Nitride Fortress Frame, Fits 1911 3" Officer & 4.25", Front Sight Dovetail/Rear Sight Dovetail Mount Small Package Muzzle Energy: 131 ft lbsType: N A Frame Material: Steel Frame Color: Black Nitride Fortress Firearm Fit: 1911 3" Officer & 4. 25" Base Configuration: N A Style: Square Front U Notch Rear Front Material: Tritium Rear Material: Tritium Front Color: Green Rail Size: N A Windage Adjustment: N A Elevation Adjustment: N A Fiber Diameter: N A Firearm Type: Handgun