$
7,996.51
Rifles
Semi Auto Rifles
AR Rifles
AK Rifles
Bolt Action Rifles
Lever Action Rifles
Handguns
Semi Auto Handguns
AR Pistols
AK Pistols
Revolvers
Derringers
Shotguns
Semi Auto Shotguns
Over Under Shotguns
Side By Side Shotguns
Single Shot Shotguns
Ammo
Rifle Ammunition
Handgun Ammunition
Rimfire Ammunition
Shotgun Shells
Other Ammunition
Optics
Red Dots Sights
Gun Scopes
Gun Sights
Binoculars
Thermal Sights
Range Finders
Laser Sights
Scope Accessories & Scope Parts
Scope Bases
Scope Mounts
Scope Rings
Suppressors
Silencers & Suppressed Firearms
Short Barrel Rifles (SBR)
Class 3 Parts & Accessories
Gun Parts
AR15 Parts
AR15 Lowers
AR15 Uppers
AR15 Barrels
AR15 Stocks, Forends, Forearms
AR Triggers
AR Lower Parts Kits
Other AR15 Accessories & Parts
AR10 Parts
AR10 Barrels
AR10 Uppers
AR10 Bolts
Other AR10 Accessories & Parts
Handgun Parts
Handgun Barrels
Handgun Frames
Handgun Slides
Other Handgun Accessories & Parts
Magazines
Rifle Magazines
AK Magazines
AR Magazines
Handgun Magazines
Shotgun Magazines
Login
Products search
Rifles
Semi Auto Rifles
AR Rifles
AK Rifles
Bolt Action Rifles
Lever Action Rifles
Handguns
Semi Auto Handguns
AR Pistols
AK Pistols
Revolvers
Derringers
Shotguns
Semi Auto Shotguns
Over Under Shotguns
Side By Side Shotguns
Single Shot Shotguns
Ammo
Ready-to-shoot ammunition for firearms.
Rifle Ammunition
Handgun Ammunition
Rimfire Ammunition
Shotgun Shells
Other Ammunition
Optics
Gun scopes – Selection of gun scopes and gun optics.
Red Dots Sights
Gun Scopes
Gun Sights
Binoculars
Thermal Sights
Range Finders
Laser Sights
Scope Accessories & Scope Parts
Scope Bases
Scope Mounts
Scope Rings
Suppressors
All types of federally restricted firearms, including machine guns, destructive devices, and silencers
Silencers & Suppressed Firearms
Short Barrel Rifles (SBR)
Class 3 Parts & Accessories
Gun Parts
Firearm parts or accessories.
AR15 Parts
AR15 Lowers
AR15 Uppers
AR15 Barrels
AR15 Stocks, Forends, Forearms
AR Triggers
AR Lower Parts Kits
Other AR15 Accessories & Parts
AR10 Parts
AR10 Barrels
AR10 Uppers
AR10 Bolts
Other AR10 Accessories & Parts
Handgun Parts
Handgun Barrels
Handgun Frames
Handgun Slides
Other Handgun Accessories & Parts
Magazines
Rifle Magazines
AK Magazines
AR Magazines
Handgun Magazines
Shotgun Magazines
Login
Products search
Class 3 Firearms, NFA & Destructive Devices
“SCO ALPHA DIRECT THREAD 5/8″X24” has been added to your cart.
View cart
Default sorting
Sort by popularity
Sort by average rating
Sort by latest
Sort by price: low to high
Sort by price: high to low
Show 24 Products
Show
12 Products
Show
24 Products
Show
36 Products
Show
48 Products
Add to cart
View Details
DEAD AIR XEMAX HUB PATTERN 3/8X24
Class 3 Parts & Accessories
$
101.00
PLUS TAX
0
Sold out
READ MORE
Dead Air Xeno Adapter for P-Series Ghost-M/Wolfman
Class 3 Parts & Accessories
$
101.00
PLUS TAX
0
Sold out
READ MORE
DEAD AIR XENO ADAPTOR
Class 3 Parts & Accessories
$
159.00
PLUS TAX
0
Sold out
READ MORE
DEAD AIR XENO BRAKE 1/2X28
Class 3 Parts & Accessories
$
89.00
PLUS TAX
0
Add to cart
View Details
DEAD AIR XENO BRAKE 5/8X24
Class 3 Parts & Accessories
$
89.00
PLUS TAX
0
Add to cart
View Details
DEAD AIR XENO FH 1/2X28
Class 3 Parts & Accessories
$
89.00
PLUS TAX
0
Add to cart
View Details
DEAD AIR XENO FH 5/8X24
Class 3 Parts & Accessories
$
89.00
PLUS TAX
0
Sold out
READ MORE
Dead Air Xeno Mount 3-Prong Flash Hider 5/8-24
Class 3 Parts & Accessories
$
68.00
PLUS TAX
0
Add to cart
View Details
Dead Air Xeno Mount Pistol Wee Brake 9mm Luger 1/2-28
Class 3 Parts & Accessories
$
68.00
PLUS TAX
0
Add to cart
View Details
Dead Air Xeno Mount Pistol Wee Brake 9mm Luger 5/8×24
Class 3 Parts & Accessories
$
68.00
PLUS TAX
0
Sold out
READ MORE
Dead Air Xeno Mount Xero .45 Cal 5/8-24
Class 3 Parts & Accessories
$
68.00
PLUS TAX
0
Add to cart
View Details
Dead Air Xeno Mount Xero 9mm Luger 1/2-28
Class 3 Parts & Accessories
$
68.00
PLUS TAX
0
Add to cart
View Details
Dead Air Xeno Pistol Wee Brake M13.5x1LH
Class 3 Parts & Accessories
$
68.00
PLUS TAX
0
Add to cart
View Details
DEAD AIR XENO XERO .578X28 .45 CAL
Class 3 Parts & Accessories
$
68.00
PLUS TAX
0
Add to cart
View Details
DEAD AIR XENO XERO 11/16X24 .45CAL
Class 3 Parts & Accessories
$
68.00
PLUS TAX
0
Add to cart
View Details
DIAMONDBACK FIREARMS DB15 SBR 300BLK BLACK 10″
Class 3 Firearms, NFA & Destructive Devices
$
1,075.00
PLUS TAX
0
Add to cart
View Details
DIAMONDBACK FIREARMS DB15 SBR 5.56MM BLACK 10″
Class 3 Firearms, NFA & Destructive Devices
$
1,075.00
PLUS TAX
0
Sold out
READ MORE
ENERGETIC DT ADAPTER STAINLSS 5/8-24
Class 3 Parts & Accessories
$
57.00
PLUS TAX
0
Sold out
READ MORE
ENERGETIC DT ADAPTER TITANIUM 5/8-24
Class 3 Parts & Accessories
$
79.00
PLUS TAX
0
Add to cart
View Details
FN Catch 22 Ti Suppressor .22 LR/17 HMR 5.25″ 1/2″x28 Thread Black
Silencers & Suppressed Firearms
$
465.00
PLUS TAX
0
Add to cart
View Details
FN Catch 22 Ti Suppressor .22 LR/17 HMR 5.25″ 1/2″x28 Thread Flat Dark Earth
Silencers & Suppressed Firearms
$
465.00
PLUS TAX
0
Add to cart
View Details
FN RUSH 9TI 9MM SILENCER FDE
Silencers & Suppressed Firearms
$
799.00
PLUS TAX
0
Sold out
READ MORE
FN Rush 9Ti Suppressor 1/2×28 9mm Luger 7.3″ Black
Silencers & Suppressed Firearms
$
799.00
PLUS TAX
0
Sold out
READ MORE
FosTech Origin-12 Semi-Auto SBS – Black Receiver | Nickel Internals | 9.75″ Barrel | Gen 2
Class 3 Firearms, NFA & Destructive Devices
$
2,889.99
PLUS TAX
0
←
1
2
3
…
7
8
9
10
11
12
13
…
22
23
24
→
Filter by
Any Manufacturer
AAC (Advanced Armament)
Advanced Armament Corp
Aero Precision
Angstadt Arms
Area 419
Armalite
B&T
Barrett Firearms
Bersa
Bushmaster
CGS Group
CMMG
Daniel Defense
Dead Air Silencers
Diamondback Firearms
Energetic Armament
FN America / FN Herstal
FosTech Outdoors
Franklin Armory
G Outdoors
Gemtech
GPS
Griffin Armament
HUXWRX Safety Company
KelTec
Kriss TDI
Lantac USA
LWRC
Nosler
Odin Works
Otter Creek Labs
Patriot Ordnance Factory
Q LLC
Radical Firearms
Rugged Suppressors
Savage
Shadow Systems
Sig Sauer
Silencer Co
Spikes Tactical
Springfield Armory
Surefire
Tactical Solutions
Wilson Combat
Wraithworks
Yankee Hill Machine
Zastava Arms
Filter by
Any Model
.578X28
.625X24
1/2X28
22Sparrow
2nd Gen SOCOM
2nd Gen SOCOM Mini
3 Lug Adapter
3-Lug
3-Lug Mount
45 Osprey 2.0
Abyss
AccuCan
Aeris
Alaskan360
Alaskan360Ti
Alpha
ASR
ASR Muzzle Brake
Barrel Adapter
Blast Deflector
Booster Assembly
Bravo
Bravo Front Cap
Catch 22 Ti
Charlie
Chimera
Compression Nut
CS3
CS3TI
CS5
CS5TI
DB15
DDM4
DDM4 ISR
DDM4V7 S
DEFCAN 45 GEN 2
DEFCAN 556
DEFCAN 57
DEFCAN 762
DEFCAN 9 GEN 2
Delta
Delta O-Ring Pack
Detent Ring
Direct Thread Adapter
Dragon
DT Adapter
E-Brake
Echo
Echo Choke Adapter
Erector 9
Fixed Barrel Spacer
Fixed Mount
Flange Indexing Direct-Thread Adapter
Flash Hider
Flow
Flow 9K Ti
Flow Range 36 Ti
Front Cap
Front Cap Tool
Ghost
Ghost Front Cap 45 STD
Ghost-M & Pyro
GM-22
GSG 1911
Harvester 300
Hekate
Helios QD
High Temp
HUB
Hybrid
HYPERION
Impuls-9-M
Integra
Integra 556
Jumbo Shrimp
Key-Mo
KeyMicro Adapter
KeyMicro Brake
KeyMo
KeyMount
KSG
Kurz
LAHAR-30K
Lazarus 6
LS3
LS5
Lunar
M16/M4
M2 Brake
M240B
M4 Collar
Mask-22
MCX
MCX-SURG
Mini Fix
Mini Phantom
Mini QD
Mini QD Muzzle Brake
Minimalist
Mirage Cover
MIST-22
MK18
Mod9X
MODX-45
MODX-9
MOJAVE9
Mustang 22
Muzzle Brake
Nelson
Neutron
NG556
NG556C
NG68SPEAR-QD
NG762
NG762C
Nielsen
Nielsen Pistons
Nomad LTi
Nomad-30
Nomad-TI XC
Nomax 33
Odessa-9
Omega 45K
Omega 9K
ONE
Osprey/Octane
P-Series
P22
Phantom
Phantom .22
Phantom QD
Piston
Q.D.
QD
QDL
R Series
R3
R3L
Radiant762
Razor 556
Razor 762
Resonator K
Rimfire
Rush 9Ti
Ryder 22-S
Sandman
Sandman X
Sandman-K
SASS
SCI-SIX
Shim Kit
Short CHOP
Sidewinder Direct Thread Adapter
Sierra 5 XM
SLH300TI-QD
SLH762TI-QD
SLH762TIC-QD
SLX556-QD
SLX762C-QD
SOCOM
SOCOM Muzzle Brake
SoundGuard
SRD22X
sRx
sRx Blast Deflector
sRx Thread Protector
Suppressor
Suppressor Adapter
Suppressor Cover
Suppressor Piston
Switchback 22
Taper Adapter
The Fix
Thread Protector
Threaded Barrel
Thunder Chicken
Ti-Rant Piston Conversion
Ti2
Totem Multitool
TREK
TSS
Universal Direct Thread Mount
Universal Suppressor Mount
Vanquish-10/22
Vanquish-9
Velos
Ventum
Warcomp
Warden
Wave Spring
Wolfman
Wolverine
Wolverine PBS-1
XEMAX
Xeno
Xeno Adapter
Filter by
Any Caliber/Gauge
.22 Caliber
.22 LR
.223 REM/5.56 NATO
.24-.27
.30 Caliber
.300 AAC Blackout
.300 Winchester Magnum
.308 / 7.62 NATO
.338 Caliber
.338 Lapua Magnum
.350 Legend
.40 S&W
.45 ACP
.45 Caliber
.458 Caliber
.46 Caliber
.50 Caliber
12 Gauge
22LR, 17HMR, 22MAG
22LR, 17HMR, 22MAG, 5.7
36 Caliber
6.5MM
6.8X51
6MM
7.62 x 39mm
7.62MM
8.6 BLACKOUT
9mm
Choke Mount Adapter
Fixed Mount
Flash Hider
Flat Cap
Mounting Adapter
Muzzle Brake
O-Ring
Silencer Adapter
Silencer End Cap
Thread Mount
Filter by
Any Safety
Manual Safety
Muzzle Brake
Silencer Adapter
Silencer Piston
Filter by
Any Barrel Length
10.3"
10.5"
10"
11.5
11.5"
12"
13.5"
13"
14.5" Pinned (16" OAL)
16.1"
16"
17.11"
17.5"
18"
3.50"/5.10"
4.75''
5.08"
5.7"
5.95"
5"
6.2"
6.3"
6.5"
6.8"
6.9"
6"
7.5"
7.75"
7"
8.125"
8.5"
8"
Filter by
Any Length
.60"
0
0.545"
0.6
0.7
1
1.2
1.3
1.4
1.43"
1.4500
1.5
1.6
10
10.8
10.9
11
11.3
11.5
11.7
11.8
12
12.3
12.4
2
2.1
2.25
2.4
2.5
2.5000
2.6000
2.7
22 Sparrow
23.75''
24.75
26.1
28
28.6
3
3.0500
3.1000
3.2000
3.7
3.8500
31.25
31.6
32
32.75
34.75
35''
36.1
4.4000
4.4500
4.50"
4.5000
4.5500
4.75"
43
45
49
5
5.1''
5.10"
5.2''
5.2000
5.24''
5.30"
5.3000
5.4000
5.4500
5.5
5.50"
5.5500
5.60"
5.7500
5.8000
5.8500
5.88''
5.9
6
6.1000
6.2''
6.3
6.4
6.4000
6.42''
6.5
6.5500
6.7000
6.875"
6.96''
6"
7
7.0500
7.1
7.2000
7.4''
7.49''
7.50"
7.9
7''
8
8.0500
8.1
8.1000
8.2
8.3
8.4
8.9''
9.5
9.6
9.6''
ASR
Bravo
Bravo Front Cap
Ghost
Harvester 300
Harvester 338/Omega 300/Hybrid 46
Hybrid
Omega
Rimfire
Saker
Salvo 12
Filter by
Any Thread Pattern
.578?x28
.578" x 28
.578"-28
.5x28 tpi
1/2"-28
1/2"-28 tpi
1/2"-36
1/2"-36 tpi
11/16"-24
11/16"x24 tpi
13.5x1 LH tpi
13.5x1 LHM XL
25/32x24
3/4"-24
3/4"-24 tpi
5/8"-24
5/8"-24 tpi
5/8"-32 tpi
9/16"-24
9/16"-24 tpi
M13.5x1 LH tpi
M14-1RH
M14x1 LH
M15x1
M16x1
M16x1 LH
M16x1 RH
M18X1
M18X1.5
© 2025 — AdVance Armament
