Picatinny Rails

A picatinny rail are serrations made on given surfaces in order to allow the attachment of weapon accessories.

= Overview = Picatinny rails are used to attach a variety of weapon accessories, including foregrips, rib panels, laser sights, flashlights, and sights. They are present in the majority of weapons and attachments, an example being:


 * Various M4A1 Upper Receivers.
 * A variety of M4A1 Foregrips.