Includes: 5 Slot 45 Degree Offset Picatinny Rail Section for M-LOK Rails, Screws, Nuts, Allen Wrench Materials: 6061 Aircraft Grade Aluminum Compatibility: AR-15, Rifles with Picatinny rails Weight: 1.2 oz Length: 2 in Color: Black Warranty: Lifetime The Monstrum Tactical 45 degree offset design allows for the mounting of a secondary sighting system or for more flexibility in accessory placement. Or mount your flashlight to the side without your front grip obstructing the flashlight beam. The Picatinny rail section will accommodate standard Picatinny accessories, red dots, or optics. Available in Black.