My Account (Sign in)

Your basket is empty.

0

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

en

EN

My Account (Sign in)

(0)

Basket

Shop
Schematics
Manufacturers

Newsletter

Sale

# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Over 300,000 customers - we say thank you!

4.93/5 "Very good" (1400+ reviews)

40,000+ products for hunting and shooting sports

Home Manufacturers John Masen Support

John Masen

John Masen

John Masen

John Masen Handgun Parts
John Masen > Handgun Parts - Preview 0

John Masen > Handgun Parts - Preview 0

John Masen > Handgun Parts - Preview 1

John Masen Magazines
John Masen > Magazines - Preview 0

John Masen > Magazines - Preview 0

John Masen > Magazines - Preview 1

John Masen Shooting Accessories
John Masen > Shooting Accessories - Preview 0

John Masen > Shooting Accessories - Preview 0

John Masen > Shooting Accessories - Preview 1

John Masen Gunsmith Tools
John Masen > Gunsmith Tools - Preview 0

John Masen > Gunsmith Tools - Preview 0

John Masen > Gunsmith Tools - Preview 1

John Masen Gun Cleaning & Chemicals
John Masen > Gun Cleaning & Chemicals - Preview 0

John Masen > Gun Cleaning & Chemicals - Preview 0

John Masen > Gun Cleaning & Chemicals - Preview 1

Categories
Restrict search
- Weapon type
- Model
- Action Type
  - Semi-Auto (2)
- Bestsellers
  - Bestseller (3)
- Caliber
  - 40/10 mm (.400-.401) (1)
  - 45 Caliber (.451-.454) (3)
- Capacity
  - 10-Round (2)
  - Unlimited (1)
- Cartridge
  - 223 Remington (2)
  - 5.56 mm NATO (2)
- Colour
  - Black (2)
- Finish
- Hand
  - Right (3)
- Material
  - Rubber (2)
  - Steel (2)
- Special Filters
  - Made in USA (16)
  - Clearance (1)
- Style
- Price
  - -
- Stock status
  - In Stock (Brownells UK) (3)
  - In Stock (Brownells USA) (6)
- Feedback
- Search Within
  - Products
  - Bestseller
  - Top rated
  - Sale
  - New

Restrict search

Filter by: then

Sort by:

John Masen Products

Upgrade your shooting experience with the John Masen CAR-15 Recoil Pad! 🛡️ Enjoy enhanced comfort and a perfect fit for your rifle.

JOHN MASEN CAR-15 RECOIL PAD
SEMI-AUTO RIFLE RECOIL PAD

In stock

£25.90 £25.90 - 26.90

Upgrade your 1911 with the John Masen Grip Safety 🛡️. U.S.-made, high-quality parts ensure perfect fit and function. Perfect for Government models!

JOHN MASEN GRIP SAFETY, GOVT. (S)
1911 GRIP SAFETY/THUMB SAFETY

In stock

£29.90 £25.40 - 35.90

Upgrade your 1911 with the John Masen Extended Slide Stop for better accessibility and faster engagement! ✨ Perfect for all shooters.

JOHN MASEN EXTENDED GRAY SLIDE STOP, SR
1911 EXTENDED SLIDE STOP

In stock

£54.90

Keep your M1/M14 in top shape with our MIL-SPEC Cleaning Kit 🛠️. Perfect for range use and compatible with .30 caliber rifles.

JOHN MASEN M14 KIT
M1/M14 MIL-SPEC CLEANING KIT

Rifle Cleaning Kits

In stock

£41.90 £35.90 - 41.90

Upgrade your Ruger Mini-14 with this 10rd magazine. Durable steel, reliable feeding, and a sleek black finish ensure peak performance. 🔥

JOHN MASEN RUGER MINI-14 MAGAZINE 223/5.56 10RD STEEL BLACK
RUGER MINI-14 10RD MAGAZINE 223/5.56

In stock

£38.90 £38.90 - 42.90

Keep your AR-15/M16 clean with the MIL-SPEC CLEANING KIT 🧼. Includes essential tools for range and field use. Perfect fit for A2 buttstocks!

JOHN MASEN AR-15/M16 USGI CLEANING KIT
MIL-SPEC CLEANING KIT

Rifle Cleaning Kits

Backorderable

£31.90

Upgrade your 1911 with the John Masen SS/AR mainspring housing. 🛠️ Perfect fit and improved grip for your firearm restoration!

JOHN MASEN SS/AR GM MAINSPRING HOUSING
1911 SERRATED MAINSPRING HOUSING

Mainspring Housings

Not available

Enhance your grip with the 1911 Checkered Mainspring Housing by John Masen. ✨ Precision-engineered for top combat shooters!

JOHN MASEN FLAT CHROME MOLY
1911 CHECKERED MAINSPRING HOUSING

Mainspring Housings

Not available

£31.90

Enhance your reloading speed with the PARA-ORDNANCE LOADER by John Masen! 🚀 Perfect for both left- and right-handed shooters.

JOHN MASEN PARA-ORDNANCE LOADER
PARA-ORDNANCE LOADER

Magazine Speedloaders

Not available

Upgrade your 1911 with the JOHN MASEN .45ACP Extractor! 🔧 U.S.-made, high-quality, and guaranteed fit for optimal performance.

JOHN MASEN EXTRACTOR, .45ACP (B)
1911 EXTRACTOR

Not available

Upgrade your 1911 with the JOHN MASEN FIRING PIN STOP 🔧. U.S.-made, high-quality, and guaranteed to fit perfectly!

JOHN MASEN FIRING PIN STOP (B)
1911 FIRING PIN STOP

Firing Pin Stops

Not available

Discover the M10 Combo Tool by JOHN MASEN 🔧, perfect for M14, M1A, and M1 rifles. Enhance your barrel maintenance today!

JOHN MASEN M10 COMBO TOOL
M10 COMBO TOOL

Not available

Sign in

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

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

C.I.P.

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.

© 2025 Brownells UK
Part of the Brownells Europe Group

Classical view

Mobile view

Back to top

10% OFF?²

I would like to receive the Brownells newsletter regularly and be informed about offers, news, trends and promotions as well as receive requests for product reviews. This consent can be revoked at any time with effect for the future at the end of each email. Our privacy policy can be found here: https://www.brownells.co.uk/Terms-and-Conditions *Required fields ²Redeemable only once. Cannot be combined with other discount promotions. Valid until 31.12.2025. Does not apply to excluded products (see product description).

Increases stock length for better fit and adds ¾" to AR-15/M16 and CAR-15 models, 7/8" to M14/M1A.
Provides a cushioned, recoil absorbing, non-slip surface without permanent alterations.
Compatible with various models including A-1 and A-2 trap door buttstocks, 10/22®, Mini-Thirty®, and Model 96™.

Genuine GI components suitable for M1 Garand and GI-type M1A restoration.
Useful for range and field cleaning of .30 caliber non-military rifles.
Kit includes cleaning rod sections, combination tool handle, bore brush, patch loop, and cloth case.

John Masen's Mini-14 magazine is designed with heavy-duty springs and a high-lubricity, black-polymer follower for reliable feeding and longevity.
The magazine has a 10-round capacity and is available in nickel or black powder coat finishes to match the Ruger Mini-14, accommodating both .223 Remington and 5.56 mm NATO cartridges.
Constructed from steel with a black finish, the magazine features a shock-absorbing bottom made of black polymer for added stability and strength.

The MIL-SPEC CLEANING KIT by John Masen is specifically designed for AR-15/M16 rifles and fits in the A2 buttstock compartment.
Kit includes a sectional cleaning rod with handle, patch loop, bore and chamber brushes, a double-ended parts brush, and an oiler bottle.
Tools are made from durable materials such as parkerized steel, bronze, stainless steel, and plastic, suitable for .223 caliber rifles.