Class 3 parts and accessories in Porter, Indiana from Great Lake Firearms. NFA-compatible mounts, hardware, and fittings. Shop online today.

DEAD AIR SILENCERS ADAPTER – XENO HUB-BASED 1 3/8-24

$104.00
DEAD AIR SILENCERS ADAPTER - XENO HUB-BASED 1 3/8-24
Purchase & earn 104 points!Add to cart

Dead Air Sim Round Training Suppressor (SRTS)- Sandman S

$230.00
Dead Air Sim Round Training Suppressor (SRTS)- Sandman S
Purchase & earn 230 points!Add to cart

Dead Air Sim Round Training Suppressor (SRTS) Sierra 5

$230.00
Dead Air Sim Round Training Suppressor (SRTS) Sierra 5
Purchase & earn 230 points!Add to cart

DEAD AIR P-SERIES PYRO 2.0 45CAL SHROUD FOR P-SERIES ADAPTERS, BOOSTERS & DIRECT THREAD

$93.00
DEAD AIR P-SERIES PYRO 2.0 45CAL SHROUD FOR P-SERIES ADAPTERS, BOOSTERS & DIRECT THREAD
Purchase & earn 93 points!Add to cart

Dead Air Sim Round Training Suppressor (SRTS) Sandman K

$230.00
Dead Air Sim Round Training Suppressor (SRTS) Sandman K
Purchase & earn 230 points!Add to cart

SilencerCo Echo Choke Adapters for Browning Invector Improved Cylinder Black

$109.65
SilencerCo Echo Choke Adapters for Browning Invector Improved Cylinder Black
Purchase & earn 110 points!Add to cart

SilencerCo Echo Choke Adapters for Beretta Optima Improved Cylinder Black

$109.65
SilencerCo Echo Choke Adapters for Beretta Optima Improved Cylinder Black
Purchase & earn 110 points!Add to cart

SilencerCo Echo Choke Adapters for Beretta/Benelli Mobil Improved Cylinder Black

$109.65
SilencerCo Echo Choke Adapters for Beretta/Benelli Mobil Improved Cylinder Black
Purchase & earn 110 points!Add to cart

SilencerCo Echo Choke Adapters for Benelli Crio Improved Cylinder Black

$109.65
SilencerCo Echo Choke Adapters for Benelli Crio Improved Cylinder Black
Purchase & earn 110 points!Add to cart

SilencerCo Echo Choke Adapters for Mossberg Improved Cylinder Black

$109.65
SilencerCo Echo Choke Adapters for Mossberg Improved Cylinder Black
Purchase & earn 110 points!Add to cart

SilencerCo Echo Choke Adapters for Remington Improved Cylinder Black

$109.65
SilencerCo Echo Choke Adapters for Remington Improved Cylinder Black
Purchase & earn 110 points!Add to cart

CMMG ZEROED, HUB MOUNT, DIRECT THREAD, 1/2-28 THREAD

$76.00
CMMG ZEROED, HUB MOUNT, DIRECT THREAD, 1/2-28 THREAD
Purchase & earn 76 points!Add to cart

HELLFIRE SUPPRESSOR MOUNT FOR TBAC CB/ULTRA SUPPRESSOR BLACK

$120.00
HELLFIRE SUPPRESSOR MOUNT FOR TBAC CB/ULTRA SUPPRESSOR BLACK
Purchase & earn 120 points!Add to cart

PRS MUZZLE BRAKE 0.375 3/4-24 THREADS SQUARE SHOULDER BLACK

$80.10
PRS MUZZLE BRAKE 0.375 3/4-24 THREADS SQUARE SHOULDER BLACK
Purchase & earn 80 points!Add to cart

MINI MUZZLE BRAKE 0.571 5/8X32 THREAD SQUARE SHOULDER BLACK

$53.10
MINI MUZZLE BRAKE 0.571 5/8X32 THREAD SQUARE SHOULDER BLACK
Purchase & earn 53 points!Read more

MINI MUZZLE BRAKE 0.456 1/2X36 THREAD SQUARE SHOULDER BLACK

$53.10
MINI MUZZLE BRAKE 0.456 1/2X36 THREAD SQUARE SHOULDER BLACK
Purchase & earn 53 points!Add to cart

PRS MUZZLE BRAKE 0.375 3/4-20 THREADS SQUARE SHOULDER BLACK

$80.10
PRS MUZZLE BRAKE 0.375 3/4-20 THREADS SQUARE SHOULDER BLACK
Purchase & earn 80 points!Add to cart

Great Lake Firearms carries Class 3 parts and accessories for customers in Porter, Indiana who need NFA-compliant components. Find mounting hardware, end caps, mounts, and approved fittings to support suppressed builds and regulated setups. Pair these items with AR15 Parts or Gun Parts Kits when assembling compliant systems. For related gear, check AR Upper Parts and Optics to complete a legal, functional package. We help you find the right components and guide you toward compliant, high-quality builds. Shop Class 3 parts online today.