The M26-MASS (Modular Accessory Shotgun System) is a shotgun configured as an underbarrel ancillary weapon attachment mounted onto the handguard of a service rifle, usually the M16 / M4 family of United States military, essentially making the host weapon a combination gun.

The XM-26 LSS (Lightweight Shotgun System), otherwise known as the M26 MASS (Modular Accessory Shotgun System) is a bolt-action shotgun manufactured by C-more Competition.

Nov 1, 2007 · The purpose of the Lightweight Shotgun System/ XM26 MASS is to provide personnel with a capability to fire non lethal, lethal and door breaching rounds in the field. It can be fired from the attached configuration using the iron sights, back-up …

Oct 14, 2004 · The C-More XM-26 LSS is designed to be mounted underneath an M4/M4A1 Carbine. More specifically, the XM-26 Lightweight Shotgun System (LSS) was designed to replace the Masterkey underbarrel-mounted shotgun system. The primary purpose for the Masterkey was door breaching, as its name implies.

Jul 7, 2011 · The LSS represented a bold approach, meeting these challenges by providing a rifle and a shotgun, lethal and non-lethal capability, in one lightweight weapon system.

Detachable magazine offers quicker reloading and more rapid ammunition type change; the relatively large bolt handle is located closer to the rear, than the slide on the pump-action …

XM26轻型霰弹枪系统（XM26 Lightweight Shotgun System，LSS）是一种枪管下挂式霰弹枪，主要提供给美军的M16突击步枪及M4卡宾枪系列作为战术附件，亦可装上手枪握把及枪托独立使用。

English: The XM26 Lightweight Shotgun System (LSS) is an under-barrel shotgun attachment for the M16/M4 family of assault rifles. It can also be fitted with a pistol grip and collapsible buttstock to act as a stand-alone weapon.

Jul 7, 2011 · The M26 Modular Accessory Shotgun System (MASS) is a lightweight 12-gauge accessory shotgun system. The system provides soldiers with a 12-gauge shotgun accessory attachment with lethal,...

XM-26 LSS ( Lightweight Shotgun System ) M26 MASS ( Modular Accessory Shotgun System )単体のスタンドアローン使用も可能なM4搭載可能なボックスマガジン給弾式ショットガン。 M4の下に装備するときはM4本体のハンドガードの下を外し、XM26のストックを取り外す。