A variation of the 553 sight with  AA batteries (alkaline, lithium or recgargeable). An all black unit with dual ARMS throw levers with a 7mm raised base, 33 ft. submersion rating.

• AA Battery
• 65 MOA circle with 1 MOA aiming dot reticle pattern
• Compatible with Gen I-III+ Night Vision Systems (tandem operation)
• Includes rugged aluminum hood assembly and knobbed tool-less mounting bolt
• Interfaces to 1" Picatinny (MIL-STD-1913) rail

This is the limited US Marine Corps edition in Camo. $70 Mail In Rebate until December 31, 2009.