Evolution Gun Works Picatinny Rail Scope Mount Henry Long Ranger 0 MOA Aluminum Matte Black. 296"Hole 2 to 3: 1.0"Overall Length of Mount: 5.094" Specifications for Evolution Gun Works Picatinny Scope Mount Henry: Manufacturer: Evolution Gun Works Color: Black Finish: Matte Fabric/Material: Aluminum Gun Rail: Picatinny Cant: 0 MOA Hand: Ambidextrous Gun Make: Henry Height: 0.4 in Weight: 2 oz Condition: New Quantity: 1 Mount Type: Picatinny Attachment Type: Picatinny Package Contents: Evolution Gun Works Picatinny Scope Mount Henry Evolution Gun Works 46210: Henry Long Ranger Picatinny Rail Scope Mount 0 MOA Aluminum Matte Black