The Area 419 Tactical Cantilever Mount is a precision-engineered optics mounting solution designed for 30mm diameter scopes with 39mm height and 0 MOA cant adjustment.Area 419 Tactical Cantilever Mount (SKU: 419-TCM-3039)30mm tube diameter compatibility39mm mounting height for proper scope positioning0 MOA cant for neutral scope alignmentPicatinny rail mounting systemTactical cantilever design for extended eye reliefIdeal for precision shooting applications hunting and tactical setups requiring reliable scope mounting with extended forward positioning for optimal eye relief and shooting comfort.