Up for auction is a New In Box Knights Armament Company (KAC) M16A4 quad rail handguard. Designed to replicate the iconic military-issued rail system used on M16A4 service rifles, this is a highly desirable component for clone builds, military-style AR projects, and serious collectors of modern service rifle equipment.

The KAC quad rail is one of the most recognized military rail systems ever fielded, known for its rugged construction, secure mounting, and widespread adoption across U.S. military platforms. Built to withstand hard use in service conditions, it provides a stable and durable mounting platform for optics, lights, grips, and other accessories while maintaining the classic M16A4 profile.

Offered in new-in-box condition, this rail is an excellent choice for anyone assembling a correct M16A4 clone or upgrading a compatible AR-15 platform with authentic military styling. The M16A4 configuration remains one of the most iconic representations of the modern U.S. service rifle, and original-style KAC components continue to be highly sought after.

Whether for a clone-correct build, collection piece, or high-quality upgrade, this KAC M16A4 quad rail represents a premium military-grade accessory with strong historical and practical appeal.

THIS ITEM IS AS PICTURED WITH NO FURTHER ATTACHMENTS. ALL SALES ARE FINAL. PLEASE REFER TO THE AUCTION DESCRIPTION, LOT #1 DESCRIPTION AND TERMS OF SALE BEFORE BIDDING.     UNTIL FURTHER NOTICE, NO SALES TO COLORADO WILL BE ALLOWED     GOOD LUCK BIDDING, WE HOPE YOU FIND THE ITEM YOU ARE LOOKING FOR!