Del-Ton Complete Mid-Length Carbine Kit AR-15 5.56 16" Barrel, Lower Parts Kit - $434

[gun.deals]

Del-Ton Mid-Length Carbine Kit AR-15 5.56 1 in 9" Twist 16" Barrel Upper Assembly, Lower Parts Kit - $434.99 after coupon + S/H

@ Midway USA, apply coupon, won't last long, limit 1 per customer