M110 Semi-Automatic Sniper System

Rifle Heckler & Koch

Not sure what you're looking at? Identify it from its markings · What the stamps on the barrel mean

M110 Semi-Automatic Sniper System by Heckler & Koch

Photo: Knight's Armament Company — CC BY-SA 3.0 · license · via Wikimedia Commons

Technical Specifications

Type Sniper rifle
Country of origin United States
Manufacturer Knight's Armament Company
Designed 2007
In service 2008–present
Variants *M110 SASS *M110A2 *M110A3
Weight *6.27 kg unloaded M110 *4.76 kg unloaded M110A2
Length *1029 - M110: buttstock fully retracted without and with suppressor *1009.65 - M110A2: buttstock fully retracted to fully extended (presumably without suppressor)
Barrel length 508 mm barrel
Cartridge * 7.62×51mm NATO * 6.5mm Creedmoor
Action Gas-operated, closed rotating bolt, Stoner bolt and carrier piston
Feed 10 or 20-round detachable SR-25 pattern box magazine
Muzzle velocity 783 m/s with 175 gr. M118LR
Rate of fire Semi-automatic
Range 800 m (point targets)

Data from M110 Semi-Automatic Sniper System (Wikipedia, 2026-09-22). Text licensed under CC BY-SA. Image: CC BY-SA 3.0 — Knight's Armament Company.

Compatible Calibers (1)

Similar Guns

Date This Firearm

Own one? The tool decodes the two-letter date code from the manufacturer's chart (February 2025 archive snapshot), corroborated by four independent published charts.

Heckler & Koch serial number lookup →

Related Guides & Articles