Nightforce A216 XTRM 34mm Ultralite Two-Piece 1.5" XX-High 6 Screw Aluminum/Titanium Scope RingsNightforce Ultralite Rings X-Treme Duty 34mm 1.5" XX-High 6 Screw A216 are lightweight and remarkably strong due to 7075-T6 hard anodized aluminum bodies and titanium beta crossbolts and jaws. Available in both four-screw and six-screw versions. Crafted of machined 7075-T6 hard anodized aluminum, with titanium crossbolts and jaws, they give you the performance of steel at half the weight. This unique construction provides strength well beyond that normally found in lightweight rings. Available Nightforce X-Treme Duty 34mm 6 Screw Ultralite RingsMPNCenterline HeightHeightA2081.0"MediumA2101.125"HighA2141.375"X-HighA2161.5"XX-High Nightforce Ultralite 1.500 X-Treme 34mm Ring Set A216