Mil-Spec NT4 Flash Hider Extended Model for M4A1 rifles, compatible with Knights Armament KAC QDSS-NT4 Suppressor - 1/2"-28 MSRP: Was: Now: $68.85
Allen Engineering Allen Engineering Custom AEM5 / AEM22 Collar for Colt M4 barrel MSRP: Was: Now: $56.00
Bravo Company (BCM) BCM Carbine and Mk18 Extractor Spring Upgrade Kit for short barreled weapons MSRP: $5.95 Was: Now: $4.95
Potomac Armory Mk12 gas block - Crane NAVSPEC model phosphated steel 0.75" from Potomac Armory MSRP: Was: Now: $52.85
Allen Engineering Allen Engineering Thread Protector for the AEM "Ops Inc #12" brake mount MSRP: Was: Now: $39.95
Knights Armament (KAC) Knights Armament (KAC) SR-25 / Mk 11 / M110 gas block taper pin MSRP: Was: Now: $3.99
Colt Colt A2 Front Sight Base Gas Block - "F" - Factory Take Off 0.75" - with or without sling loop MSRP: Was: Now: $41.85 - $44.65
