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Class 3 Parts & Accessories
ICB Firearms in St. Clair Shores, MI offers a full selection of Class 3 firearms and NFA items for enthusiasts seeking enhanced capabilities. Our collection includes legally regulated firearms like silencers, short-barreled rifles, and other NFA-compliant devices for tactical, hunting, or recreational use. We also carry Class 3 parts & accessories to upgrade or maintain your build. Whether you’re building out a custom suppressed rifle or adding an NFA device to your AR-15, you’ll find compatible components and gear. Don’t forget to explore rifles and optics to complete your setup. All Class 3 purchases require proper ATF approval—contact us for assistance navigating the process. Shop Class 3 firearms and own the most advanced platforms legally available.
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1 - 16 of 53691 posts
Class 3 Parts & Accessories
DEAD AIR BLAST SHROUD W/ DA458 XENO ADAPTER
$30 offOriginal price was: $229.00.$199.00Current price is: $199.00.
Class 3 Parts & Accessories
DEAD AIR COMPRESSION NUT KEYMO
$15 offOriginal price was: $49.00.$34.00Current price is: $34.00.
Class 3 Parts & Accessories
Dead Air DA101 KeyMount Muzzle Brake 1/2″-28 tpi
$28 offOriginal price was: $89.00.$61.00Current price is: $61.00.
Class 3 Parts & Accessories
Dead Air DA126 Xeno Wee Brake Black Nitride
$22 offOriginal price was: $89.00.$67.00Current price is: $67.00.
Class 3 Parts & Accessories
Dead Air DA127 Xeno Xero 9mm 1/2″-28 4140
$22 offOriginal price was: $89.00.$67.00Current price is: $67.00.
Class 3 Parts & Accessories
Dead Air DA128 Xeno Xero 45 Cal 5/8″-24
$22 offOriginal price was: $89.00.$67.00Current price is: $67.00.
Class 3 Parts & Accessories
Dead Air DA139 Xeno Black Nitride 4140 HT
$33 offOriginal price was: $90.00.$57.00Current price is: $57.00.
Class 3 Parts & Accessories
Dead Air DA147 Xeno 11/16″x24 4140 HT Alloy
$23 offOriginal price was: $90.00.$67.00Current price is: $67.00.
Class 3 Parts & Accessories
Dead Air DA150 XEMAX Muzzle Brake Black 5/8″-24
$23 offOriginal price was: $90.00.$67.00Current price is: $67.00.
Class 3 Parts & Accessories
Dead Air DA160 KeyMo Muzzle Brake .578″-28 Threads
$23 offOriginal price was: $90.00.$67.00Current price is: $67.00.
Class 3 Parts & Accessories
Dead Air DA304 KeyMo Flash Hider Black Nitride
$22 offOriginal price was: $89.00.$67.00Current price is: $67.00.
Class 3 Parts & Accessories
Dead Air DA320 KeyMo Zero 1/2″-28 Threads 30
$29 offOriginal price was: $90.00.$61.00Current price is: $61.00.
Class 3 Parts & Accessories
Dead Air DA322 KeyMo Zero .578″-28 Threads 45
$29 offOriginal price was: $90.00.$61.00Current price is: $61.00.
Class 3 Parts & Accessories
Dead Air DA323 KeyMo Zero 9/16″-24 Threads 30
$23 offOriginal price was: $90.00.$67.00Current price is: $67.00.
Class 3 Parts & Accessories
Dead Air DA417 Ghost Front Cap 45 STD
$30 offOriginal price was: $69.00.$39.00Current price is: $39.00.
Class 3 Parts & Accessories
Dead Air DA428 Key-Mo Adapter Black Adapter for
$50 offOriginal price was: $249.00.$199.00Current price is: $199.00.
