Monstrum Tactical Low Profile Picatinny Riser Mount with Quick Release, Black Product Details Item Package Dimensions L x W x H: 3.23 x 2.56 x 2.52 inches Package Weight: 0.1 Kilograms Brand Name: Monstrum Color: Black Manufacturer: Monstrum Part Number: Z09Q Low profile riser mount for red dots, scopes, and optics, allows for sight clearance over front sights 0.5 inch of rise, Picatinny rail mount, will accommodate Picatinny or Weaver standard red dots and optics Attaches and detaches quickly and easily via integrated quick release mechanism Sturdy and lightweight, crafted from aircraft grade 6061 aluminum Available in 1.5 inch (3 Picatinny slots) and 2.5 inch (5 Picatinny slots) versions. The Monstrum Tactical low profile riser mount is designed for use with red dots, scopes and optics, allowing for sight clearance of front sights. 0.59 inch high in length and with a Picatinny standard rail mount, it will accommodate Picatinny or Weaver standard red dots, scopes, and other optics. It comes equipped with an easy to operate quick release mechanism that allows for fast and easy attachment and detachment, allowing you to quickly mount or remove your optic depending on need. The mounts attaches via a simple quick release lever rather than with sets screws and allen wrenches like traditional mounts. The bolt mechanism can be tightened further from the other side for an even tighter fit. Crafted from aircraft grade aluminum, it is sturdy and lightweight. Available in 1.5 inch (3 Picatinny slots) and 2.5 inch (5 Picatinny slots) versions.