Red dot sight Burris FastFire RD Red Dot 300260.

• FastFire RD (Rifle Dot) features a 2 MOA red dot.
• AAA battery offers extended battery life.
• Fits Picatinny rails.
• Brighter dot.
• Rugged alloy housing is impact resistant.
• Lens Diameter: 35.5 mm.
• Length: 2.8 in (7,11 cm).
• Weight: 6.4 oz (181,44g).