TACFUN Picatinny Style 45 Degree 4 Slots Offset Angle Rail Mount for Flashlight, Sight, RED Laser Keeps accessories off to the side so they don't interfere with vertical grips handguards, or optics 45 Degree Offset Rail allows the attachment of Lasers, Flashlights, Red Dot Sights or other Tactical Constructed of Solid Aluminum, Hard Anodized for Ergonomic Design gives easy access to on/off switches for Flashlights, Lasers, or Red Dot Sights Length: 1.77" Weight: 1.4oz High grade aluminum construction