3X Magnifier Magnification Scope Sight with Flip-to-Side 20mm Mount for Bird Watching Hunting ( Item#: D3608 )

Features:3X tactical magnifier for a brighter view.Mount on dovetail slot of 19-21mm.Boosts sighting range and improves target recognition.Made of high quality aluminum alloy.Ideal for hunting?? boating?? bird watching?? hiking and other outdoor activities.Specifications:Magnifications: 3XMaterial: Aluminum AlloyObjective Diameter: 40mmRail: 20mmItem Size: 13 * 4 * 7cm / 5.1 * 1.6 * 2.8inItem Weight: 328g / 11.6ozPackage Size: 16.5 * 10 * 6.8cm / 6.5 * 3.9 * 2.7inPackage Weight: 483g / 17.0ozPackage List:1 * Magnifier Scope1 * User Manual(English)1 * Wrench"