The Picatinny rail is an American rail integration system designed by Richard Swan that provides a mounting platform for firearm accessories. It forms part of the NATO standard STANAG 2324 rail. It wa
Close-up of a 4x scope mounted on a Picatinny Rail.
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.
Picatinny rail
…The Picatinny rail (MIL-STD-1913 rail or 1913 rail) is an American rail integration system designed by Richard Swan that provides a mounting platform for firearm accessories. It forms part of the NATO standard STANAG 2324 rail. It was originally…
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