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Advantage Arms Conversion Kit, 22LR, 4.6 Barrel, Fits Glock 20/21/20SF/21SF, With Cleaning Kit, Black Finish, 10Rd, 1-10Rd Magazine AACLE20-21 CMMG Upper, 223 Rem/556NATO, 16 WASP Treated Barrel, 1:9 Twist, Flat Top,  A2 Front Sights, Black Finish 55BE1F0 Advantage Arms Conversion Kit, 22LR, 4.49 Barrel, Fits Glock Generation 4 17/22, With Cleaning Kit, Black Finish, 1-10Rd Magazine AAC17-22G4
Advantage Arms Conversion Kit, 22LR, 4.6" Barrel, Fits Glock 20/21/20SF/21SF, With Cleaning Kit, Black Finish, 10Rd, 1-10Rd Magazine Manufacturer: Advantage Arms
Manufacturer Part #: AACLE20-21
MSRP: $265.00
Our Price:  $234.83 
In Stock 
CMMG Upper, 223 Rem/556NATO, 16" WASP Treated Barrel, 1:9 Twist, Flat Top, A2 Front Sights, Black Finish Manufacturer: CMMG
Manufacturer Part #: 55BE1F0
MSRP: $649.95
Our Price:  $562.80 
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Advantage Arms Conversion Kit, 22LR, 4.49" Barrel, Fits Glock Generation 4 17/22, With Cleaning Kit, Black Finish, 1-10Rd Magazine Manufacturer: Advantage Arms
Manufacturer Part #: AAC17-22G4
MSRP: $265.00
Our Price:  $234.83 
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Spike's Tactical Upper, 223 Rem/556NATO, 16 FN Hammer Forged Barrel, Fits AR Rifles, Mid-length, Front Sight Post, Black Finish STU5435-MLS Bushmaster Upper M4A3 ,223 Rem/556NATO, 16 Barrel, Bayonet Lug and A2 Birdcage Flash Hider, Flat Top, Black Finish, Complete Barrel Assembly w/BCG 91823 Advantage Arms Conversion Kit, 22LR, 3.46 Barrel, Fits Glock 26/27, With Cleaning Kit, Black Finish, 1-10Rd Magazine AACLE26-27
Spike's Tactical Upper, 223 Rem/556NATO, 16" FN Hammer Forged Barrel, Fits AR Rifles, Mid-length, Front Sight Post, Black Finish Manufacturer: Spike's Tactical
Manufacturer Part #: STU5435-MLS
MSRP: $680.00
Our Price:  $611.61 
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Bushmaster Upper M4A3 , 223 Rem/556NATO, 16" Barrel, Bayonet Lug and A2 Birdcage Flash Hider, Flat Top, Black Finish, Complete Barrel Assembly w/BCG Manufacturer: Bushmaster
Manufacturer Part #: 91823
MSRP: $539.00
Our Price:  $425.82 
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Advantage Arms Conversion Kit, 22LR, 3.46" Barrel, Fits Glock 26/27, With Cleaning Kit, Black Finish, 1-10Rd Magazine Manufacturer: Advantage Arms
Manufacturer Part #: AACLE26-27
MSRP: $265.00
Our Price:  $234.83 
In Stock 
CORE 15 Upper, 223 Rem/556NATO, 16 M4 Profile Barrel, A2Flash Hider, Front Sight Base, Black Finish 100276 IWI US, Inc SAR, Conversion Kit, 9MM, 17 Barrel, Black Finish, 32Rd, 1 Magazine TSK9 Rock River Arms Upper, Varmint, 223 Rem/556 NATO, 20 Barrel, 1:9Twist, Fits AR, Free Float Handguard, Black Finish AR0550
CORE 15 Upper, 223 Rem/556NATO, 16" M4 Profile Barrel, A2Flash Hider, Front Sight Base, Black Finish Manufacturer: CORE 15
Manufacturer Part #: 100276
MSRP: $584.99
Our Price:  $468.39 
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IWI US, Inc SAR, Conversion Kit, 9MM, 17" Barrel, Black Finish, 32Rd, 1 Magazine Manufacturer: IWI US, Inc
Manufacturer Part #: TSK9
MSRP: $899.00
Our Price:  $771.10 
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Rock River Arms Upper, Varmint, 223 Rem/556 NATO, 20" Barrel, 1:9Twist, Fits AR, Free Float Handguard, Black Finish Manufacturer: Rock River Arms
Manufacturer Part #: AR0550
MSRP: $770.00
Our Price:  $723.41 
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Rock River Arms CAR A4 Upper, 223 Rem/556NATO, 16 Barrel, 1:9 Twist, Black Finish, Mid-Length Handguard, A2 Flash Hider AR0874B Spike's Tactical Upper, Law Enforcement, 223 Rem/556NATO, 16 Barrel, 1:7 Twist, Fits AR Rifles, Flat Top, Chrome Lined, A2 Front Sights, Black Finish STU5025-M4S Spike's Tactical Upper, 223 Rem/556 NATO, 16 Barrel, 1:7 Twist, Fits AR Rifles, Flat Top, Four Rail Handguard, Chrome Lined, Black Finish STU5025-R9S
Rock River Arms CAR A4 Upper, 223 Rem/556NATO, 16" Barrel, 1:9 Twist, Black Finish, Mid-Length Handguard, A2 Flash Hider Manufacturer: Rock River Arms
Manufacturer Part #: AR0874B
MSRP: $570.00
Our Price:  $511.95 
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Spike's Tactical Upper, Law Enforcement, 223 Rem/556NATO, 16" Barrel, 1:7 Twist, Fits AR Rifles, Flat Top, Chrome Lined, A2 Front Sights, Black Finish Manufacturer: Spike's Tactical
Manufacturer Part #: STU5025-M4S
MSRP: $580.00
Our Price:  $521.67 
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Spike's Tactical Upper, 223 Rem/556 NATO, 16" Barrel, 1:7 Twist, Fits AR Rifles, Flat Top, Four Rail Handguard, Chrome Lined, Black Finish Manufacturer: Spike's Tactical
Manufacturer Part #: STU5025-R9S
MSRP: $779.00
Our Price:  $700.66 
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Windham Weaponry Upper, HBC, 223 Rem/556NATO, 16 Heavy Barrel, Fits AR Rifles, Chrome Lined, A3 Carry Handle, BlackFinish UR16LHB Windham Weaponry Upper, 223 Rem/556NATO, 16 M4 Barrel, Bayonet Lug and A2 Birdcage, Fits AR Rifles, Chrome Lined Chamber, A3 Sights, Black Finish UR16M4LHB Chiappa Firearms Upper, M4-22 Gen II Pro, 22LR, 16 Heavy Barrel, 7.8 Forend, 8 Position Picatinny Rail, 2 Magazines, Black, 10Rd 500-094
Windham Weaponry Upper, HBC, 223 Rem/556NATO, 16" Heavy Barrel, Fits AR Rifles, Chrome Lined, A3 Carry Handle, BlackFinish Manufacturer: Windham Weaponry
Manufacturer Part #: UR16LHB
MSRP: $560.00
Our Price:  $492.53 
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Windham Weaponry Upper, 223 Rem/556NATO, 16" M4 Barrel, Bayonet Lug and A2 Birdcage, Fits AR Rifles, Chrome Lined Chamber, A3 Sights, Black Finish Manufacturer: Windham Weaponry
Manufacturer Part #: UR16M4LHB
MSRP: $570.00
Our Price:  $492.53 
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Chiappa Firearms Upper, M4-22 Gen II Pro, 22LR, 16" Heavy Barrel, 7.8" Forend, 8 Position Picatinny Rail, 2 Magazines, Black, 10Rd Manufacturer: Chiappa Firearms
Manufacturer Part #: 500-094
MSRP: $359.00
Our Price:  $269.02 
In Stock 
Spike's Tactical Upper, Law Enforcement, 223 Rem/556NATO, 16 Barrel, 1:7 Twist, Fits AR Rifles, Black Finish, M4 LE w/12 SAR Rail, with SAR Rail System and No Mags STU5025-S2S Spike's Tactical Upper, Law Enforcement, 223 Rem/556NATO, 16 Barrel, 1:7 Twist, Fits AR Rifles, A2 Chokes, Black Finish, M4 LE w/12 SAR Rail, with SAR Rail System and No Mags STU5035-S2S CMMG MK4T Upper, 300 AAC Blackout, 16 Barrel, Fits AR, Flat Top, A2 Brake Chokes, CMMG RKM11 KeyMod Handguard, Black 30B129A
Spike's Tactical Upper, Law Enforcement, 223 Rem/556NATO, 16" Barrel, 1:7 Twist, Fits AR Rifles, Black Finish, M4 LE w/12" SAR Rail, with SAR Rail System and No Mags Manufacturer: Spike's Tactical
Manufacturer Part #: STU5025-S2S
MSRP: $868.00
Our Price:  $780.71 
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Spike's Tactical Upper, Law Enforcement, 223 Rem/556NATO, 16" Barrel, 1:7 Twist, Fits AR Rifles, A2 Chokes, Black Finish, M4 LE w/12" SAR Rail, with SAR Rail System and No Mags Manufacturer: Spike's Tactical
Manufacturer Part #: STU5035-S2S
MSRP: $878.00
Our Price:  $789.71 
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CMMG MK4T Upper, 300 AAC Blackout, 16" Barrel, Fits AR, Flat Top, A2 Brake Chokes, CMMG RKM11 KeyMod Handguard, Black Manufacturer: CMMG
Manufacturer Part #: 30B129A
MSRP: $699.95
Our Price:  $615.57 
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CMMG MK4T SBN Upper, Fits AR, 223 Rem/556NATO, 16 Barrel, A2 Brake, Flat Top, CMMG RKM11 KeyMod Handguard, Black 55BC76A PW Arms Upper, AR57LEM, 5.7x28mm, 16 Fluted Barrel, Black Finish, Lightweight, with Quad Rail AR57LEM-UA Windham Weaponry Upper, VEX-SS, 223 Rem/556NATO, 20 Stainless Fluted Barrel, Flat Top, Black Finish UR20FSSFTVB
CMMG MK4T SBN Upper, Fits AR, 223 Rem/556NATO, 16" Barrel, A2 Brake, Flat Top, CMMG RKM11 KeyMod Handguard, Black Manufacturer: CMMG
Manufacturer Part #: 55BC76A
MSRP: $699.95
Our Price:  $615.57 
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PW Arms Upper, AR57LEM, 5.7x28mm, 16" Fluted Barrel, Black Finish, Lightweight, with Quad Rail Manufacturer: PW Arms
Manufacturer Part #: AR57LEM-UA
MSRP: $899.00
Our Price:  $695.57 
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Windham Weaponry Upper, VEX-SS, 223 Rem/556NATO, 20" Stainless Fluted Barrel, Flat Top, Black Finish Manufacturer: Windham Weaponry
Manufacturer Part #: UR20FSSFTVB
MSRP: $775.00
Our Price:  $717.18 
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Wilson Combat Upper, 300 Blackout, 16 Stainless Steel, Type 416R, Six Groove Barrel, 1:8 Twist, For AR-15, Complete Upper Assembly, Tactical Rail Interface 10.4,Accu-Tac Flash Hider, Flat Top, Black TR-300RC16UP CMMG Upper MK4LE, 300 AAC Blackout, 16 Barrel, 1:7 Twist, M16 Bolt Group, Railed Gas Block, Black 30BF85F Tactical Solutions Kestrel Upper , 22LR, Fits AR Rifles, w/Linear Compensator Black KESTREL
Wilson Combat Upper, 300 Blackout, 16" Stainless Steel, Type 416R, Six Groove Barrel, 1:8 Twist, For AR-15, Complete Upper Assembly, Tactical Rail Interface 10.4", Accu-Tac Flash Hider, Flat Top, Black Manufacturer: Wilson Combat
Manufacturer Part #: TR-300RC16UP
MSRP: $1250.00
Our Price:  $1,170.84 
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CMMG Upper MK4LE, 300 AAC Blackout, 16" Barrel, 1:7 Twist, M16 Bolt Group, Railed Gas Block, Black Manufacturer: CMMG
Manufacturer Part #: 30BF85F
MSRP: $674.95
Our Price:  $586.16 
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Tactical Solutions Kestrel Upper , 22LR, Fits AR Rifles, w/Linear Compensator Black Manufacturer: Tactical Solutions
Manufacturer Part #: KESTREL
MSRP: $695.00
Our Price:  $597.75 
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Silencerco Barrel, 9MM, For Sig P226, Black, 1/2x28 TPI AC859 Silencerco Barrel, 9MM, For Glock 34, Black, 1/2x28 TPI AC860 Silencerco Barrel, 9MM, For Glock 17L Longslide, Black, 1/2x28 TPI AC861
Silencerco Barrel, 9MM, For Sig P226, Black, 1/2x28 TPI Manufacturer: Silencerco
Manufacturer Part #: AC859
MSRP: $226.00
Our Price:  $166.94 
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Silencerco Barrel, 9MM, For Glock 34, Black, 1/2x28 TPI Manufacturer: Silencerco
Manufacturer Part #: AC860
MSRP: $226.00
Our Price:  $166.94 
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Silencerco Barrel, 9MM, For Glock 17L Longslide, Black, 1/2x28 TPI Manufacturer: Silencerco
Manufacturer Part #: AC861
MSRP: $226.00
Our Price:  $166.94 
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Silencerco Barrel, 9MM, For Glock 19, Black, 1/2x28 TPI AC862 Silencerco Barrel, 45ACP, For Glock 21, Black, .578x28 TPI AC863 Silencerco Barrel, 9MM, For Glock 17, Black, 1/2x28 TPI AC864
Silencerco Barrel, 9MM, For Glock 19, Black, 1/2x28 TPI Manufacturer: Silencerco
Manufacturer Part #: AC862
MSRP: $226.00
Our Price:  $166.94 
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Silencerco Barrel, 45ACP, For Glock 21, Black, .578x28 TPI Manufacturer: Silencerco
Manufacturer Part #: AC863
MSRP: $226.00
Our Price:  $166.94 
In Stock 
Silencerco Barrel, 9MM, For Glock 17, Black, 1/2x28 TPI Manufacturer: Silencerco
Manufacturer Part #: AC864
MSRP: $226.00
Our Price:  $166.94 
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Displaying 1 to 30 (of 63 products)
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