Check the listing for details. ERA-TAC Gen2 One-Piece Mount 34mm 20 MOA 28mm-1.10" High (WILL NOT FIT ATACR/BE. Condition: New. Listed at 284.99 USD. --> ERA-TAC Gen 2 One-Piece Mount 34mm 20 MOA 28mm-1.10" High (WILL NOT FIT ATACR/BEAST and PMII SCOPES except 3-12) T5014-2011 SKU: T5014-2011-Era-Tac ERA-TAC Gen 2 One-Piece Mount 34mm 20 MOA 28mm-1.10" High (WILL NOT FIT ATACR/BEAST and PMII SCOPES except 3-12) T5014-2011 Specifications: Nuts Securing Method 20 MOA Inclination 34mm Ring Diameter 0.433" / 11 mm Height to Bottom of Ring 1.102" / 28 mm Height to Centerline 2.756" / 70 mm Length Inside of Rings 4.724" / 120 mm Length to Outside of Rings 4.921" / 125 mm Overall Mount Length 3.937" / 100 mm Length Between Nuts/Levers Featured Upgrades For 2nd Generation Lightweight lever and hex nut systemWeight reduction up to 35 g / 1.24oz Same durability guaranteedNEW: T5 (GEN-2) Hex Nuts ALUMINUM Clamping Jaw Steel hex nuts (like T2) in combination with a clamping jaw machined from high-grade aluminum allow for a weight reduction up to 35 g or 30% depending on the respective product. These new hex nuts come with a special, self-locking thread which reliably prevents vibration-induced loosening. Manufacturer's Part Number T5014-2011 UPC Inclination: Product Type Dimensions: Scope Tube Size / Mount: 34mmWeight: Item Condition