My Account (Sign in)
Your basket is empty.
0
Basket
contact us by phone Help and contact
Free standard delivery over £199
100-day return policy
My Account (Sign in)
Wish list
Your basket is empty. (0)
Basket
Newsletter Newsletter
Sale

Over 300,000 customers - we say thank you!

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

40,000+ products for hunting and shooting sports

Rifle Parts Barrel Parts Rifle Barrels PROOF RESEARCH 300 WINCHESTER MAGNUM 1-10" TWIST 24" SENDERO CONTOUR Support

Experience unmatched performance with the TIKKA T3X DROP IN 300 WM carbon fiber barrel: 64% lighter, 10x stronger, match-grade accuracy, and superior heat dissipation.
-5 %

PROOF RESEARCH 300 WINCHESTER MAGNUM 1-10" TWIST 24" SENDERO CONTOUR

843068115039 100046309

Restrictions

  • Is a 'Call to order' product.

Top takeaways

  1. PROOF Research carbon fiber barrels are significantly lighter than traditional barrels, offering up to 64% weight reduction while being 10 times stronger than steel by weight.
  2. The carbon fiber-wrapped barrels ensure match-grade accuracy, improved heat dissipation, and no point-of-impact shift even during high-volume shooting.
  3. Designed for the Tikka T3x with a 24'' Sendero contour, 1-10 twist, and 5/8-24 muzzle threads, these barrels are ready for customization by a gunsmith.

Attributes

  • Barrel Weight: 
    2.13 lbs
  • Cartridge: 
    300 Winchester Magnum
  • Contour: 
    Sendero
  • Finish: 
    Carbon Fiber
  • Length: 
    24''
  • Model: 
    T3x
  • Muzzle Threads: 
    5/8-24
  • Twist: 
    1-10
  • Weapon type: 
    Tikka
  • Delivery weight: 1.601kg
  • Shipping height: 104mm
  • Shipping width: 104mm
  • Shipping length: 1,080mm
  • UPC: 843068115039

Item details

Made in USA
US export classification: 0A501.c
  • Specifications:
  • Barrel Weight: 2.13 lbs
  • Cartridge: 300 Winchester Magnum
  • Contour: Sendero
  • Finish: Carbon Fiber
  • Length: 24''
  • Make: Tikka
  • Model: T3x
  • Muzzle Threads: 5/8-24
  • Twist: 1-10
1189.9 1189.9 1 GBP
-5 %
MSRP £1,249.90
1189.9 GBP £1,189.90 You save £60.00

Prices inclusive of duty & VAT.

Product no.: 100046309

Mfr. No.: 115039

843068115039 Your bolt-action barrel will arrive ready for thread and chamber by your gunsmith. Up to 64% lighter in comparison to traditional barrels, the crew of PROOF Research has done carbon barrels above and beyond all others with their neurotic pursuit of perfection. These carbon fiber barrels are 10 times stronger than steel by weight and nearly impervious to weather, nicks, dings or scratches. These carbon fiber-wrapped barrels provide a high end alternative to traditional barrels while still maintaining extreme accuracy, performance and durability. Match-grade accuracy Improved heat dissipation for cooler and longer lasting barrels No point-of-impact shift during high-volume fire Reduced harmonic barrel vibration
In stock 1 pcs. in the USA warehouse
Be the first to rate this product

Delivery time approx. 7-14 days.

100-Day Return Policy
No charges until we ship
No charge:
Your credit card will not be charged when you place your order.

No commitments:
You are under no obligation until the goods are shipped. You can cancel your order at any time before shipping - free of charge.

Not until shipping:
Your credit card will only be charged once we ship your order. Not before.
Wish List Ask question
order by phone
1189.9 1189.9 1 GBP
Description Specification Customers reviews Accessories

PROOF RESEARCH 300 WINCHESTER MAGNUM 1-10" TWIST 24" SENDERO CONTOUR

-5 %
MSRP £1,249.90
1189.9 GBP £1,189.90 You save £60.00

Prices inclusive of duty & VAT.

Is a 'Call to order' product.
Requires order by phone

Description:

Upgrade your shooting experience with the TIKKA T3X DROP IN 300 WM CARBON FIBER BARREL.

Your bolt-action barrel will arrive ready for thread and chamber by your gunsmith. Up to 64% lighter in comparison to traditional barrels, the crew of PROOF Research has done carbon barrels above and beyond all others with their neurotic pursuit of perfection.

These carbon fiber barrels are 10 times stronger than steel by weight and nearly impervious to weather, nicks, dings, or scratches. These carbon fiber-wrapped barrels provide a high-end alternative to traditional barrels while still maintaining extreme accuracy, performance, and durability.

Key Features:

  • Match-grade accuracy
  • Improved heat dissipation for cooler and longer lasting barrels
  • No point-of-impact shift during high-volume fire
  • Reduced harmonic barrel vibration

Elevate your firearm's performance with the TIKKA T3X DROP IN 300 WM CARBON FIBER BARREL from PROOF RESEARCH, available now at Brownells UK.



Restrictions

  • Is a 'Call to order' product.

Top takeaways

  1. PROOF Research carbon fiber barrels are significantly lighter than traditional barrels, offering up to 64% weight reduction while being 10 times stronger than steel by weight.
  2. The carbon fiber-wrapped barrels ensure match-grade accuracy, improved heat dissipation, and no point-of-impact shift even during high-volume shooting.
  3. Designed for the Tikka T3x with a 24'' Sendero contour, 1-10 twist, and 5/8-24 muzzle threads, these barrels are ready for customization by a gunsmith.

Attributes

  • Barrel Weight: 
    2.13 lbs
  • Cartridge: 
    300 Winchester Magnum
  • Contour: 
    Sendero
  • Finish: 
    Carbon Fiber
  • Length: 
    24''
  • Model: 
    T3x
  • Muzzle Threads: 
    5/8-24
  • Twist: 
    1-10
  • Weapon type: 
    Tikka
  • Delivery weight: 1.601kg
  • Shipping height: 104mm
  • Shipping width: 104mm
  • Shipping length: 1,080mm
  • UPC: 843068115039

Item details

Made in USA
US export classification: 0A501.c

Customers reviews

Customer ratings (0)

0 / 5

Oops! Something went wrong.

We encountered an error while loading this content. Please refresh the page to continue. If the issue persists, contact our customer support.

Site Navigation
Product Categories
Ordering
Customer Service

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.

Brownells Norge - Komplett utvalg av ladeutstyr, våpendeler, kuler, hylser, kikkerter, optikk og luftvåpen Brownells Österreich - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells Switzerland - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells Deutschland - Einer der größten Lieferanten für Waffenteile, Büchsenmacherzubehör & Schießsportzubehör Brownells France - Le plus grand fournisseur d'Accessoires pour le tir, Pièces détachées & Outils d'Armurier Brownells Iberica - El mayor proveedor de accesorios para el Tiro, Piezas y herramientas del armero. Brownells Sverige - Världens största leverantör av Vapendelar, Vapensmide Verktyg & Skyttetillbehör Brownells Suomi Brownells Italia - Il negozio del più grande rivenditore di componenti e accessori per armi da tiro, difesa e caccia Brownells Polska - Największy na świecie dostawca części broni, narzędzi rusznikarskich & akcesoriów strzeleckich Brownells Česko - Největší světový dodavatel součástí zbraní, střeleckého příslušenství a zbrojního nářadí
*
Prices inclusive of duty & VAT.

© 2026 Brownells UK
Part of the Brownells Europe Group

Logo Brownells
Classical viewClassical view Mobile viewMobile view
Back to top