Your basket is empty.

Basket

Help and contact

Free standard delivery over £199

100-day return policy

Brownells UK - World's Largest Supplier of Gun Parts, Gunsmith Tools & Shooting Accessories

United Kingdom

My Account (Sign in)

Shopping list

(0)

Basket

Shop
Schematics
Manufacturers

Newsletter

Sale

Firearms
Rifle Parts
Handgun Parts
Shotgun Parts
Magazines
Reloading
Shooting Accessories
Gunsmith Tools
Optics & Mounting
Gun Cleaning & Chemicals
—
—
—

Home Rifle Parts Receiver Parts Buffer Tube Parts Buffer Tube Hardware

Buffer Tube Hardware

Restrict search

Products
Bestseller
Top rated
Sale
New

Filter by: then

Filter by:

Sort by:

Display per page:

Page: 1 2 3 < >

Buffer Tube Hardware - Products

21 - 40 of 52 results

Page: 1 2 3 < >

SPIKES TACTICAL BILLET RIFLE STOCK SPACER
AR-15/M16 BUFFER SPACER

SPIKES TACTICAL

In stock

£41.90 *

Buffer Tube Hardware

Enables the use of carbine buffers and springs in rifle length buffer tubes without needing to buy new components.
Easy to install and remove with no gunsmithing required, featuring a machined aluminum billet construction with a black anodized finish.
Compatible with AR-15 A1/A2 buffer tubes and adorned with the Spike's Tactical spider logo for authenticity.

SPIKES TACTICAL ST22 PISTOL PLUG
AR-15/M16 22LR PISTOL PLUG

SPIKES TACTICAL

In stock

£32.90 *

Buffer Tube Hardware

The AR-15/M16 22LR Pistol Plug is a machined aluminum plug designed to seal off the extension tube opening on AR-style pistols in .22 LR rimfire.
This black anodized plug can accommodate a pushbutton quick-release sling swivel, with no need for fitting or modification to the firearm.
Manufactured by Spikes Tactical, the plug is specifically for guns that do not require a receiver extension tube and measures .835" (21mm) OAL by 1.365" (34.6mm) O.D.

MIDWEST INDUSTRIES HEAVY DUTY END PLATE
AR-15 HEAVY DUTY END PLATE

MIDWEST INDUSTRIES

In stock

£39.90 *

Buffer Tube Hardware

Constructed from 4140 alloy steel for extreme use.
Features an anti-rotation QD socket without loose or spinning bushings.
Includes a lifetime warranty from Midwest Industries, made in the U.S.A.

B5 SYSTEMS AR-15 END PLATE STEEL BLACK
AR-15 QD END PLATE

B5 SYSTEMS

In stock

£29.90 *

Buffer Tube Hardware

The B5 Systems AR-15 End Plate is made of steel with a phosphate finish for corrosion resistance.
It features a quick disconnect design for single point slings with limited rotation to ensure proper staking.
This product is proudly manufactured in the USA and fits AR-15 rifles.

STRIKE INDUSTRIES FDE MULTI-FUNCTION END PLATE W/ANTI-ROTATION CASTLE NUT BLCK
ULTRALIGHT MULTI-FUNTION END PLATE & ANTI-ROTATION CASTLE NUT

STRIKE INDUSTRIES

In stock

£49.90 *

Buffer Tube Hardware

The Strike Industries Ultralight Multi-Function End Plate and Anti-Rotation Castle Nut are made from anodized 7075-T6 aluminum and are designed to securely update the AR's castle nut and endplate system without peening.
Features include a built-in anti-rotation QD socket and sling loops, a reversible end plate for sling loop orientation, and set screws for ease of installation and multiple uses.
Compatible with Mil-Spec AR-15 and AR-10 receivers, this hardware set also comes with Loctite® Threadlocker Blue 242® and a warning to regularly check the QD mount and sling loop for proper function and wear.

FIGHTLITE INDUSTRIES MCR CARBINE STOCK SPACER
MCR CARBINE STOCK SPACER

FIGHTLITE INDUSTRIES

In stock

£26.90 *

Buffer Tube Hardware

PHASE 5 TACTICAL AR-15 SLOPED QUICK DISCONNECT END PLATE
AR-15 SLOPED QUICK DISCONNECT END PLATE

PHASE 5 TACTICAL

In stock

£69.90 *

Buffer Tube Hardware

The Phase 5 Sloped Quick Disconnect End Plate is designed to replace standard AR/M4 carbine end plates, offering compatibility with various receiver extensions and AR variants.
It features a pull force rating of 200 lbs and includes a QD mount angled at 30 degrees for easy attachment of QD swivels and slings.
Constructed from aluminum with a black finish, this American-made end plate integrates new technology for lightweight design while remaining compatible with industry standards.

FIGHTLITE INDUSTRIES MCR FULL LENGTH STOCK SPACER
MCR FULL LENGTH STOCK SPACER

FIGHTLITE INDUSTRIES

In stock

£59.90 *

Buffer Tube Hardware

LUTH-AR AR-15 MBA-3/MBA-4 CARBINE LATCH PLATE BLACK STEEL
AR-15 MBA-3/MBA-4 CARBINE LATCH PLATE

LUTH-AR

In stock

£7.90 *

Buffer Tube Hardware

PHASE 5 TACTICAL AR15 PISTOL BUFFER TUBE COVER
AR-15/M16 PISTOL BUFFER TUBE FOAM COVER

PHASE 5 TACTICAL

In stock

£14.90 *

Buffer Tube Hardware

PRIMARY WEAPONS RACHET CASTLE NUT QD END PLATE SET
AR-15 RATCHET CASTLE NUT QD END PLATE SET

PRIMARY WEAPONS

In stock

£54.90 *

Buffer Tube Hardware

The Primary Weapons Systems Ratchet Lock Castle Nut End Plate set is compatible with both mil-spec and commercial buffer tubes.
It provides an alternative to staking and is a quick upgrade for any rifle build.
The product includes a QD mount and allows for easy installation with any buffer tube.

🔫 Upgrade your AR-15 with the ERGO Pistol Caliber Carbine Spacer! Perfect for 9mm setups, limits travel & protects bolt catches. Get yours in sleek black aluminum! 🛠️

ERGO GRIPS PISTOL CALIBER CARBINE SPACER 9MM ALUMINUM BLACK
AR-15 PISTOL CALIBER CARBINE SPACER 9MM

ERGO GRIPS

In stock

£23.90 *

Buffer Tube Hardware

The ERGO Pistol Caliber Carbine Buffer Spacer is compatible with AR firearms and is used with carbine length buffers.
It is suitable for 9mm, .40, and .45 caliber rounds and helps to prevent breaking bolt catches by limiting rearward travel.
The spacer is machined from 6061-T6 aluminum and comes in black, specifically designed for the AR-15.

STRIKE INDUSTRIES MULTI-FUNCTION END PLATE W/ANTI-ROTATION CASTLE NUT BLACK
MULTI FUNCTION END PLATE AND ANTI-ROTATION CASTLE NUT

STRIKE INDUSTRIES

In stock

£48.90 *

Buffer Tube Hardware

The Strike Industries Multi-Function End Plate and Anti-Rotation Castle Nut enhance the AR system with a secure, adaptive design featuring multiple sling attachment options and a no-peen, reusable set screw method.
Installation is made easier with a set screw to retain the takedown pin and detent, and the product includes a reversible end plate with three integral sling mounting points.
The package comes with both the Multi Function Endplate and Anti-Rotation Castle Nut, along with the necessary set screws, but does not include the required 1.5MM HEX tool.

V SEVEN WEAPON SYSTEMS AR-15 QD ENDPLATE & CASTLE NUT COMBO TI BLK
AR-15 QD ENDPLATE & CASTLE NUT COMBO TITANIUM

V SEVEN WEAPON SYSTEMS

In stock

£134.90 * £114.90 - £134.90*

Buffer Tube Hardware

AERO PRECISION AR-15 BUFFER TUBE END PLATE
AR-15 BUFFER TUBE END PLATE

AERO PRECISION

In stock

£11.90 *

Buffer Tube Hardware

COLT AR6721 RECEIVER EXTENTION NUT
AR6721 RECEIVER EXTENTION NUT

COLT

In stock

£18.90 *

Buffer Tube Hardware

4.5

BROWNELLS AR-15 A2 ALUMINUM STOCK SPACER
AR-15 A2 STOCK SPACER

BROWNELLS

In stock

£18.90 *

Buffer Tube Hardware

CMMG AR-15 MK4 RECEIVER EXTENSION NUT
AR-15 MK4 RECEIVER EXTENSION NUT

CMMG

In stock

£17.90 *

Buffer Tube Hardware

🔥 Upgrade your AR-15 with the V Seven Titanium QD Endplate! 50% lighter than steel, available in raw or black finish. 🇺🇸 Made in USA with a lifetime warranty. Learn more!

V SEVEN WEAPON SYSTEMS AR-15 QD ENDPLATE TI RAW
AR-15 QD ENDPLATE TITANIUM

V SEVEN WEAPON SYSTEMS

In stock

£54.90 * £54.90 - £74.90*

Buffer Tube Hardware

SONS OF LIBERTY GUN WORKS AR-15 CASTLE NUT
AR-15 CASTLE NUT

SONS OF LIBERTY GUN WORKS

In stock

£19.90 *

Buffer Tube Hardware

Show 12 more results (Page 3)

21 - 40 of 52 results

Page: 1 2 3 < >

Categories
- Rifle Parts
  - Receiver Parts
    - Buffer Tube Parts
      - Buffer Tube Hardware
      - Buffer Tubes
Restrict search
- Make
- Model
- Manufacturer
- Special Filters
  - Made in USA (57)
- Price
  - -
- Stock status
  - In Stock (Brownells UK) (1)
  - In Stock (Brownells USA) (53)
- Feedback
View all filters

E-mail address / User name

Password

Forgot your password?
Register

Why order from us?

Unrivaled Product Selection

You want it? We got it!

Expert Customer Advice

Via Phone, Chat & Email

US Goods to your doorstep

No customs, no problems

100 days Returns

Shop with a peace of mind

Offers, Promotions & Exclusive Products

Through our weekly newsletter

Shamelessly Honest

We encourage critical product review

Fair Pricing

We pursue a sustainable pricing policy

We won't leave you stranded

Our entire team is made up of passionate gun enthusiasts

Site Navigation

Manufacturer
Best Sellers
New Products
Schematics
Newsletter

Product Categories

Firearms
Rifle Parts
Handgun Parts
Shotgun Parts
Magazines
Reloading

Shooting Accessories
Gunsmith Tools
Optics & Mounting
Gun Cleaning & Chemicals
Emergency & Survival Gear
Becoming a dealer

Ordering

Why us?
Your local dealer
Terms and Conditions
Returns
Delivery information

Customer Service

Contact Us
About Us
Becoming a dealer

Imprint
Privacy policy

Connect

Discord
Instagram
Facebook
LinkedIn
Twitter / X

Secure payment methods

Trade Associations

Welcome!

to Brownells UK, your destination for anything gun related. With our roots in a genuine passion for firearms, we bring you an unmatched selection of Gun Parts, Firearm Accessories, Gunsmithing Tools, Scopes & Red Dot Sights and Expert Knowledge.

Whether you're looking to maintain, repair, or upgrade, we've got what you need!

For Shooters, By Shooters
We share your enthusiasm and know exactly what you're looking for because we're part of the community.

Massive Selection
From the essentials to the unique, find everything under one roof.

Our blend of tradition and innovation
Shop with the convenience of modern technology, backed by a legacy of experience.

Browse our collection and discover why we're the trusted name in shooting sports & hunting.

Prices inclusive of duty & VAT.

Classical view

Mobile view