5.56 NATO (.223) Firearms for Sale
Browse current firearms chambered in 5.56 NATO (.223), with listings from GunSpot sellers.
Current listings
ZEROED 5.56MM SV 2.0 MUZZLE BRAKE 1/2X28
$113.97 Sold by GunPro.com
AR-15 BILLET UPPER RECEIVER W/O FORWARD ASSIST PROVISIONS
$205.97 Sold by GunPro.com
5.56 NATO MAGPUL, FLAT DARK EARTH
$13.97 Sold by GunPro.com
L5AWM 20RD OPAQUE FLAT DARK EARTH
$22.97 Sold by GunPro.com
16'' GOV'T/SOCOM 5.56 NATO MID-LENGTH 4150 QPQ
$180.97 Sold by GunPro.com
16'' UPPER, MID-LEN BARREL, 15'' M-LOK ATLAS S-ONE HG -BLK
$499.99 Sold by GunPro.com
PENCIL BARREL 5.56MM NATO 10.5 1-8 CARBINE-LENGTH BLACK
$171.97 Sold by GunPro.com
AR-15 WORKHORSE 10.5 UPPER M-LOK 1-7 TWIST 5.56 NATO
$535.97 Sold by GunPro.com
MCR DUAL-FEED RIFLE PICATINNY
$7,999.99 Sold by GunPro.com
5.56MM NATO COLT SPEC (1.4646'') GO GAUGE
$52.97 Sold by GunPro.com
MCX-SPEAR LT AR CONVERSION KIT 5.56 NATO 16'' BLACK
$1,927.97 Sold by GunPro.com
AR-15 14.5 SUPER DUTY NANO COMPLETE UPPER RECEIVER BLACK
$1,200.00 Sold by GunPro.com
5.56MM NATO LIVE PILOT FINISHER
$174.97 Sold by GunPro.com
5.56X45MM NATO GO GAUGE
$54.97 Sold by GunPro.com
5.56X45MM NATO HEADSPACE GAUGE KIT
$91.97 Sold by GunPro.com
5.56X45MM NATO NO-GO GAUGE
$54.97 Sold by GunPro.com
BRN-4 16'' BARREL MEDIUM CHROME LINED/PHOSPHATE 5.56X45
$322.97 Sold by GunPro.com
RIPBRAKE 5.56 CALI-COMP
$141.97 Sold by GunPro.com
AR-15 BOLT ASSEMBLY 5.56MM
$92.97 Sold by GunPro.com