The Area 419 TCM One Piece Scope Mount features a full cantilever design engineered for precision shooting applications with 30mm tube diameter compatibility and 20 MOA built-in cant.Area 419 TCM (Tactical Cantilever Mount) One Piece Design30mm scope tube diameter compatibility39mm mounting height for optimal scope positioning20 MOA built-in cant for extended range capabilityFull cantilever construction for maximum rigidityPrecision machined for tactical and long-range applicationsIdeal for precision rifles and long-range shooting where consistent scope positioning and extended range capability are essential for accuracy and performance.