Female Binding Barrel: 5/16"-18 Thread Size, Flat Brl Hd, Slotted, 1 in Brl Lg, Plain, 5 PK [PK/5] Model: Z5040

Female Binding Barrel: 5/16"-18 Thread Size, Flat Brl Hd, Slotted, 3/4 in Brl Lg, Plain, 5 PK [PK/5] Model: Z5035

Female Binding Barrel: 5/16"-18 Thread Size, Truss Brl Hd, Combo Slotted/Phillips, Plain, 5 PK [PK/5] Model: Z4146-316SS

Female Binding Barrel: 5/16"-18 Thread Size, Truss Brl Hd, Combo Slotted/Phillips, Plain, 5 PK [PK/5] Model: Z4148-316SS

Female Binding Barrel: 5/16"-18 Thread Size, Truss Brl Hd, Internal Hex, 17 mm Brl Lg, Steel, 10 PK [PK/10] Model: Z4460-BX

Female Binding Barrel: 5/16"-18 Thread Size, Truss Brl Hd, Combo Slotted/Phillips, 1 in Brl Lg, 5 PK [PK/5] Model: Z4150-316SS

Female Binding Barrel: 5/16"-18 Thread Size, Truss Brl Hd, Internal Hex, 17 mm Brl Lg, Steel, 10 PK [PK/10] Model: Z4460-ZN

Aero Precision AR15 Complete Upper Receiver, 16in 5.56 Carbine Barrel W/ Pinned Front Sight Base, M4 Handguard, Black, APAR505621

Timber Creek 5.56 16in Pencil Profile Barrel, Nitride, Black, TC556P16

Alpha Shooting Sports CHF 5.56 NATO Mid Barrel, 16In, Stainless, ALP16-556SSCHF

Faxon Firearms Duty 5.56 NATO Rifle Barrel, 16Inch, Mid Length, 1-8 Twist, Black Nitride, 15A58M16NHQ

Ballistic Advantage Classic Series Chrome Lined Barrel, 5.56 X 45Mm, 16 Inch, Hbar Profile, 1-7 Twist, 1/2X28 Threaded, Phosphate, Black, BABL556017MC

Alpha Shooting Sports CHF 5.56 NATO Mid Spiral Fluted Barrel, 16In, Stainless, ALP16-556SSSFCH

Tacfire 5.56 Nato 16in 1X8 Nitride Barrel W/Nib Extension, Black, BAR55618-BN

Spikes Tactical Barrel 5.56 - 16in Midlength LE, SB51605-ML

Daniel Defense 5.56x45mm NATO 16in Rifle Barrel Assembly, AR-15, 4150 Chrome Moly Vanadium Steel, Black Phosphate, Midlength Government Profile, 07-077-09173-018

USED, Faxon Firearms 16in Pencil Profile AR15 Barrel, 5.56 NATO, Mid-Length, 4150 QPQ, 15A58M16NPQ-APGB

Wilson Combat Barrel, Match Grade, AR-15, 5.56 NATO, Recon, 16In, Round, 1/2X28 TPI, 1-8 Twist, Stainless Steel, TR-556RCIG16RT8

Tiger Rock Threaded Barrel, 5.56 NATO, 16In, Carbine Length, 1-8 Twist, 1/2X28 Thread Pitch, Stainless Steel, Silver, Large, BR168-S

Ballistic Advantage OPMOD Modern Series Barrel, 5.56, AR-15, 16 In, Mid Length, Government Profile, Black, BABL556015M-OPMOD

Noveske Lightweight Contour 5.56 Barrel, 16in Recon, Mid Length, Stainless, .750 Gas Block, 07000098

Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 16In, ACC-MNF-BRL-5.56-16

Noveske CHF Chrome Lined Lo-Pro 5.56 Barrel, 16in Light Recon, Mid Length, .750 Gas Block, 07000134

CMMG 5.56mm Non-Threaded Barrel, 16.1In, Empire Profile, 55D, 4140cm SBN, Sub-Assm, Black, 55DF40B

Wilson Combat Barrel, Match Grade, AR-15, 5.56 NATO, Ranger, 16In, Round, 1/2X28 TPI, 1-8 Twist, Stainless Steel, TR-556RAIG16RT8

Tiger Rock Threaded Barrel, 5.56 NATO, 16In, Mid Length. 1-7 Twist, 1/2X28 Thread Pitch, Parkerized Finish, Black, Large, BR167-P

Daniel Defense 5.56x45mm NATO 16in Rifle Barrel Assembly, Black Phosphate, 4150 Chrome Moly Vanadium Steel, Midlength With Lightweight Profile, 07-078-09136-018

Rosco Manufacturing Classic Stray Dog 16in 5.56 NATO Barrel, Black, 16, CL-16-556-7-M

Andro Corp Industries Barrel, 5.56 NATO 16 Inch Medium Contour, Mid-Gas, 1-7 Twist, 1/2X28 Thread, Black, Black, B55616

5/16-18 X 2-1/2" 20Pcs Flat Head Hex Socket Cap Screws Bolts Barrel Nuts Kit, 304 Stainless Steel 18-8, Full Thread, Black Oxide By SG TZH (With Hex

Ballistic Advantage Hanson Mid W/ Lo Pro Performance Series 5.56 AR Barrel, Black, 17.7 In, BABL556018F

Dark Storm Industries AR-15 5.56 Nato SOCOM Mid Length Non-Threaded Barrel, 16In, 1-7 Twist, Stainless, DSI-BRL-556SC-16M7N-SS

Aero Precision Complete Upper Receiver, M4E1-T, 18In, 5.56 Rifle Length Barrel, 15in M-LOK ATLAS S-ONE Handguard, Anodized Black, APAR700305M8

Aero Precision AR-15 Complete Upper Receiver, 5.56, Carbine Length, 16 Inch Barrel W/Pinned FSB, Magpul MOE Handguard, A2 Flash Hider, Anodized Black, APAR502503M64

Dark Storm Industries 5.56 SOCOM Mid Length, 16In, Threaded, 1-7 Twist, Nitride Barrel, Black Nitride, DSI-BRL-556SC-16M7T-NT