Used Knight's Armament (KAC) KS-4 5.56mm NATO Threaded Rifle Upper KS4

Key Features

• Item Type: Rifle Upper
• Manufacturer: Knight's Armament (KAC)
• Model: KS-4
• Caliber: 5.56mm NATO
• Overall Condition: Excellent

Product Description

Knight's Armament (KAC) KS-4 Upper Receiver Assembly, 5.56mm NATO, 16" CHF 1:7 Barrel

Knight's Armament KS-4 upper receiver assembly chambered in 5.56mm NATO. Built around a 16" cold hammer forged CrMoV light profile barrel with a 1:7 twist and chrome-lined bore.

This upper features a full-length top Picatinny rail and a free-float M-LOK handguard. Included with this unit: bolt carrier group (BCG) and charging handle.

Specifications