Lion Gears Tactical Picatinny 0.5" 3-Slot Quick Release Riser Mount 1.45in Long Black Low. 5" Riser 1.45" Long with 3 Slots - Quick Detachable. Specifications for Lion Gears Tactical Picatinny 0.5" 3-Slot Quick Release Riser Mount: Manufacturer: Lion Gears Color: Black Finish: Matte Fabric/Material: Aircraft Grade Aluminum Gun Rail: Weaver Picatinny Gun Make: Universal Gun Model: Universal Length: 1.45 in Height: 0.5 in Weight: 1.4 oz Quantity: 1 Features of Lion Gears Tactical Picatinny 0.5" 3-Slot Quick Release Riser Mount Dual lock quick release for picatinny rails Robust and lightweight design with the steel-to-steel connection between QR lever and locking screw Precision machined solid aircraft-grade aluminum with hard anodizing for tight tolerance and durability See-thru design with Picatinny/Weaver mounting base Package Contents: Lion Gears Tactical Picatinny 0.5" 3-Slot Quick Release Riser Mount Lion Gears BM0305QR: Tactical Picatinny 0.5" 3-Slot Quick Release Riser Mount 1.45in Long Black Low