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Advantage Arms Conversion Kit, 22LR, Fits Commander 1911, With Cleaning Kit, Black Finish, Target Sights, 1-10Rd Magazine 191122C CZ 75 Kadet Adapter II Conversion Kit, 22LR, 4.7 Barrel, For CZ75/CZ85, Adjustable Sights, Black Finish, 10Rd, 2 Magazines 01610 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
Advantage Arms Conversion Kit, 22LR, Fits Commander 1911, With Cleaning Kit, Black Finish, Target Sights, 1-10Rd Magazine Manufacturer: Advantage Arms
Manufacturer Part #: 191122C
MSRP: $275.00
Our Price:  $252.44 
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CZ 75 Kadet Adapter II Conversion Kit, 22LR, 4.7" Barrel, For CZ75/CZ85, Adjustable Sights, Black Finish, 10Rd, 2 Magazines Manufacturer: CZ
Manufacturer Part #: 01610
MSRP: $431.00
Our Price:  $398.70 
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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 Manufacturer: Advantage Arms
Manufacturer Part #: AACLE20-21
MSRP: $265.00
Our Price:  $234.83 
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CMMG Upper, 9MM, 16 Barrel, Flat Top, A2 Front Sights, Black Finish 90B1AA2 CMMG Upper, 223 Rem/556NATO, 16 WASP Treated Barrel, 1:9 Twist, Flat Top,  A2 Front Sights, Black Finish 55BE1F0 Spike's Tactical Upper, 223 Rem/556NATO, 16 FN Hammer Forged Barrel, Fits AR Rifles, Mid-length, Front Sight Post, Black Finish STU5435-MLS
CMMG Upper, 9MM, 16" Barrel, Flat Top, A2 Front Sights, Black Finish Manufacturer: CMMG
Manufacturer Part #: 90B1AA2
MSRP: $749.95
Our Price:  $620.38 
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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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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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Advantage Arms Conversion Kit, 22LR, 4.49 Barrel, Fits Springfield Armory XD 9/40, Non-XDM Frames Only, Does Not Fit 3 Sub-compact, With Cleaning Kit, Black Finish, 10Rd, 1-10Rd Magazine XD940-4 Advantage Arms Conversion Kit, 22LR, 3.46 Barrel, Fits Glock 26/27, With Cleaning Kit, Black Finish, 1-10Rd Magazine AACLE26-27 CORE 15 Upper, 223 Rem/556NATO, 16 M4 Profile Barrel, A2Flash Hider, Front Sight Base, Black Finish 100276
Advantage Arms Conversion Kit, 22LR, 4.49" Barrel, Fits Springfield Armory XD 9/40, Non-XDM Frames Only, Does Not Fit 3" Sub-compact, With Cleaning Kit, Black Finish, 10Rd, 1-10Rd Magazine Manufacturer: Advantage Arms
Manufacturer Part #: XD940-4
MSRP: $285.00
Our Price:  $251.52 
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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 
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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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European American Armory Conversion Kit, 22LR, 4.5, 10MM & 45ACP Witness, 10Rd 109915 IWI US, Inc SAR, Conversion Kit, 9MM, 17 Barrel, Black Finish, 32Rd, 1 Magazine TSK9 Rock River Arms CAR A4 Upper, 223 Rem/556NATO, 16 Barrel, 1:9 Twist, Black Finish, Mid-Length Handguard, A2 Flash Hider AR0874B
European American Armory Conversion Kit, 22LR, 4.5", 10MM & 45ACP Witness, 10Rd Manufacturer: European American Armory
Manufacturer Part #: 109915
MSRP: $265.00
Our Price:  $154.74 
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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 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 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 Windham Weaponry Upper, HBC, 223 Rem/556NATO, 16 Heavy Barrel, Fits AR Rifles, Chrome Lined, A3 Carry Handle, BlackFinish UR16LHB
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 Manufacturer: Windham Weaponry
Manufacturer Part #: UR16LHB
MSRP: $560.00
Our Price:  $492.53 
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Windham Weaponry Upper, SRC, 223 Rem/556NATO, 16 M4 Barrel With Bayonet Lug and A2 Birdcage Flash Hider, Fits AR Rifles, Chrome Lined, Flat Top, Black Finish UR16M4FTB 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, SRC, 223 Rem/556NATO, 16" M4 Barrel With Bayonet Lug and A2 Birdcage Flash Hider, Fits AR Rifles, Chrome Lined, Flat Top, Black Finish Manufacturer: Windham Weaponry
Manufacturer Part #: UR16M4FTB
MSRP: $570.00
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 
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CMMG Upper, 223 Rem/556NATO, 16 Barrel, 1:7 Twist, Free Floating KeyMod Handguard, SV Brake, Flat Top Sights, Black 55B5949 Yankee Hill Machine Co Upper, Black Diamond Carbine Top End, 556NATO, 16 Barrel, 1:7 Twist, Fits AR Rifles, Black Finish, YHM Flip Front and Rear Sight YHM-7800-7 Yankee Hill Machine Co Upper, Specter Black Diamond Carbine Top End, 556NATO, 16 Barrel, 1:7 Twist, Fits AR Rifles, Black Finish, YHM Flip Front and Rear Sight YHM-7810-7
CMMG Upper, 223 Rem/556NATO, 16" Barrel, 1:7 Twist, Free Floating KeyMod Handguard, SV Brake, Flat Top Sights, Black Manufacturer: CMMG
Manufacturer Part #: 55B5949
MSRP: $849.95
Our Price:  $703.10 
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Yankee Hill Machine Co Upper, Black Diamond Carbine Top End, 556NATO, 16" Barrel, 1:7 Twist, Fits AR Rifles, Black Finish, YHM Flip Front and Rear Sight Manufacturer: Yankee Hill Machine Co
Manufacturer Part #: YHM-7800-7
MSRP: $934.00
Our Price:  $727.32 
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Yankee Hill Machine Co Upper, Specter Black Diamond Carbine Top End, 556NATO, 16" Barrel, 1:7 Twist, Fits AR Rifles, Black Finish, YHM Flip Front and Rear Sight Manufacturer: Yankee Hill Machine Co
Manufacturer Part #: YHM-7810-7
MSRP: $970.00
Our Price:  $755.40 
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Spike's Tactical Upper, 223 Rem/556NATO, 16 (14.5 with Pinned Brake) Barrel, Fits AR Rifles, Black Finish, Flat Top Sights, Lightweight LE w/12 SAR3 w/Dynacomp Ext., Four Rail Handguard and No Mags STU5050-S2D Spike's Tactical Upper, Fits AR Rifles, Black, Flat Top, Machined from a Mil-Spec 7075 T6 forging, with Forward Assist and Ejection Door installed SFT50M4 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, 223 Rem/556NATO, 16" (14.5" with Pinned Brake) Barrel, Fits AR Rifles, Black Finish, Flat Top Sights, Lightweight LE w/12" SAR3 w/Dynacomp Ext., Four Rail Handguard and No Mags Manufacturer: Spike's Tactical
Manufacturer Part #: STU5050-S2D
MSRP: $1043.00
Our Price:  $898.29 
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Spike's Tactical Upper, Fits AR Rifles, Black, Flat Top, Machined from a Mil-Spec 7075 T6 forging, with Forward Assist and Ejection Door installed Manufacturer: Spike's Tactical
Manufacturer Part #: SFT50M4
MSRP: $115.00
Our Price:  $106.31 
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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 STU5035-S2S Bravo Company Upper, Mil-Spec, 1913 Rail for Mounting Optics and Accessories, Flat Top, Black BCM4-UR-M4 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, 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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Bravo Company Upper, Mil-Spec, 1913 Rail for Mounting Optics and Accessories, Flat Top, Black Manufacturer: Bravo Company
Manufacturer Part #: BCM4-UR-M4
MSRP: $149.00
Our Price:  $107.92 
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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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Windham Weaponry Upper, VEX-SS, 223 Rem/556NATO, 20 Stainless Fluted Barrel, Flat Top, Black Finish UR20FSSFTVB 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 Advantage Arms Conversion Kit, 22LR, 4.49 Barrel, Fits Springfield Armory XDM 9/40, XDM Frames Only, 3.8 Compact Requires Mag Extension, Includes Cleaning Kit, Black, 10Rd, 1-10Rd Magazine XDM940-4M
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 Manufacturer: Wilson Combat
Manufacturer Part #: TR-300RC16UP
MSRP: $1363.79
Our Price:  $1,274.57 
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Advantage Arms Conversion Kit, 22LR, 4.49" Barrel, Fits Springfield Armory XDM 9/40, XDM Frames Only, 3.8" Compact Requires Mag Extension, Includes Cleaning Kit, Black, 10Rd, 1-10Rd Magazine Manufacturer: Advantage Arms
Manufacturer Part #: XDM940-4M
MSRP: $285.00
Our Price:  $251.52 
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Displaying 1 to 30 (of 70 products)
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