Bushmaster M4 A3 Patrolman's Carbine Upper Assembly .223 Remington With 16 Inch Barrel and Solid Removable Carry Handle Available to order on-line. Ships in 5-14 days $525.00
FN Barrel Assembly, 223Rem/556NATO, 10", 1:7 Twist, Fits SCAR 16S, Front Sight Assembly, Gas Block/ Regulator, Gas Piston, and Flash Hider 98802 Available to order on-line. Ships in 5-14 days $1,299.00
DD DDM4 A1 Upper Receiver Group 5.56mm NATO 14.5 Inch Barrel with Permanently Attached Daniel Defense Improved Flash Suppressor to Meet the NFA Required 16 Inch Length Available to order on-line. Ships in 5-14 days $1,499.00
YHM A3 Flat Top Stripped Upper Receiver For AR-15s Available to order on-line. Ships in 5-14 days $99.95
Spike's Tactical Upper, Law Enforcement, 223 Rem/556NATO, 16" Barrel, 1:7 Twist, Fits AR Rifles, Flat Top, Chrome Lined, A2 Front Sights, Black Finish STU5025-M4S Available to order on-line. Ships in 5-14 days $837.00
DDM4 v7 Upper Receiver Group Lightweight Mid-Length 5.56mm NATO 16 Inch Barrel MFS XS 15.0 Rail System With M-LOK Available to order on-line. Ships in 5-14 days $1,214.00