Description

This quality M5 Quad Rail Adapter System (RAS) is manufactured by none other than Knights Armament. Easy installation for the top and bottom rails. The KAC M5 RAS rail system was used by the US Military in the M16A4 rifle. Proven in the field this rail system is great for the AR-15 enthusiast and for building correct civilian M16A4 rifle clones. Rifle requirements for correct fitment include: Compatible with two piece A-2 type handguard, rifle length gas system, delta ring assembly, fixed front sight post/gas block, and either a round or triangular handguard end cap. Secures to rifle barrel nut with a clamp and screw arrangement for very secure fit on rifle.

This set of M5 RAS comes in both new and pre-owned conditions. Pre-owned means these rails are in good condition, they have some obvious wear and are a little bit dirty but guaranteed to be fully functional. See the pictures for an accurate visual representation.

This quad rail can be purchased as the rail alone or with a set of rail covers.