300 BLK Complete Uppers
Ar15 300 BLK Complete Uppers – B. King’s Firearms
Showing 1–12 of 19 results
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Pin & Weld Flash hider/Brake
$42.50$30.0093 in stock -
Aero Precision M4E1 Threaded Upper Receiver UPGRADE
$35.005 in stock -
Replace .750 Low Profile Gas Block W/ Odin Works Gas Block Tunable S/S
$53.99$49.9910 in stock -
Replace A2 Flash Hider with VG6 GAMMA 300BLK for Complete Uppers
$89.99$52.0015 in stock -
ADD AR15 MIL-SPEC 556/300 BLK Nitride BCG and Charging Handle
$92.00Out of stock -
AR15 7.5″ 300 BLK Govt 1/7 Twist 4150 Steel Barrel W/ 9.25″ Slim M-LOK Rail W/ KAK Flash Can
$259.99$230.99Out of stock -
AR15 8.5″ 300 BLK Pistol length 1/7 Twist Barrel w/ 7.25″ Slim M-LOK Handguard (Ballistic Advantage)
$289.99$264.26Out of stock -
AR15 8″ 300 BLK 1/7 Twist 4150 Barrel W/ 9.25″ Slim M-LOK Rail W/ KAK Flash Can (Ballistic Advantage)
$299.99$269.99Out of stock -
AR15 16″ 300 BLK Heavy 1/8 Twist Stainless Steel Barrel W/ 17.7″ Slim FFSSR M-LOK Rail W/ KAK Flash Can
$329.99$279.99Out of stock -
AR15 8″ 300 BLK Pistol length 1/7 Twist Barrel w/ 7.25″ Slim Hybrid M-LOK Handguard (Ballistic Advantage)
$329.99$279.993 in stock -
AR15 8.5″ 300 BLK Pistol length 1/7 Twist Barrel w/ 7.25″ Slim Hybrid M-LOK Handguard (Ballistic Advantage)
$329.99$279.991 in stock -
AR15 9″ 300 BLK Pistol length 1/7 Twist Barrel w/ 7.25″ Slim Hybrid M-LOK Handguard (Ballistic Advantage)
$329.99$279.992 in stock