Feyachi Gold Flip Up Front & Rear Iron Sights (with Allen Wrench) Features: 【Simple Flip Up】 A Simple Press, Flip up quickly. 【Front Sight - Elevation Adjustment】 - Special Design, No worry for Elevation. 【Rear Sight - Two Mode & Precise Aiming】 - Switch between CQB and Precision, Aim at your target precisely. - Rotate the knob, Get a proper postion for aiming. 【Allen wrench included】 - Adjust the sights, Fit the mount tightly. ◆Specifications: - Dimensions: Front: 35mm x 30mm x 45mm (LWH), Weight: 1.5 oz Rear: 35mm x 27mm x 40mm (LWH), Weight: 1.8 oz - Material: Aluminum Alloy - Compatible for: Picatinny / Weaver Rail Mount ◆Package Contents: 1 × Front Iron Sight 1 × Rear Iron Sight 1 × Allen Wrench