The Barrett XM109, originally known as the Objective Sniper Weapon (OSW) and now called the Anti-Materiel Payload Rifle (AMPR), is a prototype anti-materiel sniper rifle. It is chambered for 25 × 59 mm grenade rounds and was developed by Barrett Firearms Manufacturing.

Aug 1, 2004 · Designed to destroy light armor, the XM109 is a semi-automatic 25mm rifle that has a 17.6 inch long barrel and an overall length of 46 inches. It weighs in at 46 pounds and has a 5 round magazine.

The XM109 Anti-Materiel Payload Rifle, commonly referred to just as the Payload Rifle and known initially as the Objective Sniper Weapon, is a short recoil semi-automatic 25mm precision...

Dec 5, 2018 · Utilizing a five-round box magazine, the Barrett XM109 would fire 25x59mm grenades in order to engage hard targets such as light armored vehicles. Weighing in at 33.2lbs (15.1kg) the XM109 only a few pounds heavier than the original M107 at 30.9lbs (14.0kg).

Examples of weapons designed to launch 25 mm grenades are the experimental XM25, the Barrett XM109 payload rifle, and the XM307 ACSW. The original use for this round was for the OCSW, now known as the XM307 ACSW.

Nov 12, 2021 · The Barrett XM109 is a prototype anti-materiel precision rifle, chambered for 25 × 59 mm grenade rounds and developed by Barrett Firearms Manufacturing. It was designed in accordance with a requirement set out in 1994 and is capable of defeating light armor and equipment out to…

May 12, 2021 · The XM109 relies on a proven semi-automatic, short-recoil action with feeding by way of a 5-round detachable box magazine. It takes on a traditional rifle-style arrangement - shoulder stock, pistol grip, magazine, and forend/handguard.

Jul 7, 2011 · The Barrett XM109 25mm Payload Rifle is a modification to the current issue Barrett M107, .50 caliber Long Range Sniper Rifle.

Abstract: The Barrett XM109 Payload Rifle, upgraded with the capability to fire 25mm x 59 ammunition, is based on the popular M107 rifle design. Approximately 5,000 M107 rifles are in-service and are easily convertible to the 25mm XM-109 through use of drop in components.

The document summarizes the 25mm Anti-Material Payload Rifle (AMPR-XM109) program. It discusses the program's goals of providing a rifle capable of defeating light armor and materiel targets out to 2000 meters using a 25mm caliber.