Rail integration system
Videos
A rail integration system is a generic term for any standardized attachment system for mounting firearm accessories via bar-like straight brackets often with regularly spaced slots.
A rail system mounted on top of a SIG SG 550
A dovetail rail on a rifle receiver for mounting a sight
A Romanian PSL rifle with a Warsaw rail
A French Army soldier armed with an Heckler & Koch HK416 with multiple rail-mounted attachments, including a scope, a tactical light, and an M320 underbarrel grenade launcher
Weaver rail mount
Videos
A Weaver rail mount is a system to connect telescopic sights and other accessories to firearms and certain crossbows. It uses a pair of parallel rails and several slots perpendicular to these rails.
Rail integration system
…and bayonets. The common types of rail systems for firearms are the dovetail rail (including the Soviet variant known as the Warsaw Pact rail), the Weaver rail, the Picatinny rail, the SOPMOD, the KeyMod and the M-LOK. There are also various non-military designs used in shooting sports to attach slings and…
A Weaver rail