Features:Bidirectional Design to Offer Needed Offset in Diverse ApplicationsRobust and User Friendly Ergonomic Quick Detach/Lock Lever Fully Adjustable to Fit on Any Picatinny RailClever Posi-lock Crossbar Design and Spring Tension Controlled Locking Plate with Steel Insert Guarantees Most Secured InstallationTight Tolerance Control and Repeatable Positive Locking for Optimal Re-zeroHigh Quality Synthetic Tape Applied on Ring's Internal Surface for Scope and Mount ProtectionAdjustable Quick Detach Lever Lock SystemRing Top Picatinny RailSpecifications:Material: Steel/AluminumWeight: 6.7 ozPieces: 1Rail Type: Picatinny/WeaverProfile Level: HighRing Diameter: 1"Ring Width: 18/18 mm