GOHIKING Vokul QD 20mm Picatinny Rail Quick Release 1 Inch (25.4mm) to 30mm Flashlight/Laser Sight Scope Mount Weaver 20mm Picatinny Rail High Profile Rifle Scope Mount Ring (D-Black) Precision Machined to Fit on AK47, AK47S, AK74, and all other AK type airsoft rifles and guns without a side rail Material:Aluminum Type:Picatinny/Weaver length: 5.7"