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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Class 3 Parts & Accessories
RUGGED FIXED MOUNT 1/2X28
$25 offOriginal price was: $80.00.$55.00Current price is: $55.00.
Class 3 Parts & Accessories
RUGGED FIXED MOUNT 1/2X36
$25 offOriginal price was: $80.00.$55.00Current price is: $55.00.
Class 3 Parts & Accessories
RUGGED FIXED MOUNT M18X1
$25 offOriginal price was: $80.00.$55.00Current price is: $55.00.
Class 3 Parts & Accessories
RUGGED FLASH HIDER 1/2X28 W/ 7.62
$31 offOriginal price was: $100.00.$69.00Current price is: $69.00.
Class 3 Parts & Accessories
RUGGED FRONT CAP 5.56
$25 offOriginal price was: $80.00.$55.00Current price is: $55.00.
Class 3 Parts & Accessories
RUGGED FRONT CAP 9MM
$20 offOriginal price was: $65.00.$45.00Current price is: $45.00.
Class 3 Parts & Accessories
RUGGED MZZLE DVCE 25/32X24 FOR M240B
$47 offOriginal price was: $150.00.$103.00Current price is: $103.00.
Class 3 Parts & Accessories
RUGGED PISTON 1/2X28 INT SHLDR
$25 offOriginal price was: $80.00.$55.00Current price is: $55.00.
Class 3 Parts & Accessories
RUGGED PISTON 1/2X36
$25 offOriginal price was: $80.00.$55.00Current price is: $55.00.
Class 3 Parts & Accessories
RUGGED PISTON 14.5X1LH
$25 offOriginal price was: $80.00.$55.00Current price is: $55.00.
Class 3 Parts & Accessories
RUGGED R3 FM 3/4X24 FOR SR25
$31 offOriginal price was: $100.00.$69.00Current price is: $69.00.
Class 3 Parts & Accessories
RUGGED R3 M15X1 FLASH HIDER 7.62
$31 offOriginal price was: $100.00.$69.00Current price is: $69.00.
Class 3 Parts & Accessories
RUGGED SHIM KIT 1/2X28
$2 offOriginal price was: $10.00.$8.00Current price is: $8.00.
Class 3 Parts & Accessories
Rugged Suppressor FH004 R3L Flash Mitigation System Black
$31 offOriginal price was: $100.00.$69.00Current price is: $69.00.
Class 3 Parts & Accessories
Rugged Suppressor FH014 R3 Flash Mitigation System Black
$31 offOriginal price was: $100.00.$69.00Current price is: $69.00.
Class 3 Parts & Accessories
RUGGED SUPPRESSOR OP002 Suppressor Piston 1/2″-28 tpi Copper
$25 offOriginal price was: $80.00.$55.00Current price is: $55.00.