Bartlein Barrels
Bartlein - Stainless Steel Barrel Blank - .338 Cal
At a glance
Full specificationsBartlein Barrels
Bartlein - Stainless Steel Barrel Blank - .338 Cal
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Not sure it fits? Call 1-970-242-6166 — you’ll talk to an expert who works with these parts every day.
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Call 1-970-242-6166 or email sales@redhawkrifles.com with the competitor listing and we’ll take it from there. Read the full guarantee.
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Overview
Bartlein .338 stainless blank with 5R rifling, 1:9.35 twist
This stainless Bartlein blank has 5R rifling and ships 1 inch longer so the gunsmith can cut off the bell mouth from hand-lapping and crown it. The bore is .330 x .338, and the blank requires chambering, threading, crowning, and installation by a certified gunsmith.
5R rifling
Bartlein's 5R has five lands, so no land sits directly opposite another, and Bartlein says the land shape is easier on the bullet jacket.
Single-point cut and hand-lapped
Bartlein single-point cuts each rifled barrel and hand-laps the bore. This process can leave a bell mouth at the muzzle, so the blank ships 1 inch longer; the gunsmith removes this during the cut-off.
Four contour and length combos
Choose the number 9 Heavy Varmint or number 13 Varmint/Sendero contour in 26, 28, or 30 inch finished lengths. All options share the 1 to 9.35 twist rate.
Suitable for multiple cartridges
.338 Win Mag, .338 RUM, .338 Lapua, .340 Weatherby, and other .338-based cases fit the bore.
Specifications
Barrel
Contours
Rifling
Fitment
Will it work with your build?
Works with
- Custom builds with .338 bolt action receivers
- .338 Win Mag actions
- .338 RUM actions
- .338 Lapua Magnum actions
- .340 Weatherby Magnum actions
Must be gunsmithed. This is a barrel blank, not a finished barrel. It requires a certified gunsmith to chamber, thread, crown, and install the blank into your receiver. Bartlein recommends a minimum 1.0 inch cut from the muzzle to remove bell mouth from the hand-lapping process. Rifle barrels and barreled actions ship for a flat $14.95 per order, regardless of quantity; they do not qualify for free shipping.
Detail
Fitting it and the fine print
Which contours and lengths are available?
- Number 13 Varmint/Sendero: 26 inch, 28 inch, or 30 inch finished length.
- Number 9 Heavy Varmint: 28 inch finished length only.
- All options have a 1 to 9.35 twist rate.
Why is the blank 1 inch longer than my finished length?
Bartlein hand-laps the bore to precision, but the lapping process can leave a "bell mouth" shape at the muzzle. Your gunsmith will cut off a minimum 1.0 inch from the muzzle as part of the finishing work, which removes this bell mouth and ensures a clean crown.
What cartridges does .338 bore fit?
.338 Win Mag, .338 RUM, .338 Lapua, .340 Weatherby, and other modern .338-based cartridges all fire through a .330 x .338 bore.
- Caliber
- .338
- Rifling
- 5R single-point cut
- Bore / Groove
- .330 x .338
- Twist Rate
- 1 to 9.35
- Material
- Stainless steel
Works with
- .338 Win Mag actions
- .338 RUM actions
- .338 Lapua actions
Will not work with
- Finished barrels (this is a blank)
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Shipping
Free same day shipping
Most orders over $199 ship free. We ship same day on all in-stock orders received before 14:00 Mountain Time. Free Shipping orders use standard ground and typically deliver in 1 to 4 days. Excludes international orders, Alaska and Hawaii, and select oversized items. All orders valued over $1,000.00 ship signature required.
Overnight & expedited shipping
If you need an item fast, cost-effective expedited options are available at checkout. Most expedited orders ship via FedEx or Overnight Mail.
Local customers
We are in 2317 Grand Park Dr Unit 2B Grand Junction, CO 81505 and we stock every item we sell. We love seeing customers and encourage you to stop by — just leave a comment in the order notes during checkout.
International shipping
We ship to international shoppers in 82 countries registered with EasyExport®. Registration is free and EasyExport does not share your information, and you can register before or after you shop. See International Export for details.
Returns
Not quite perfect? Red Hawk will make it right, no matter what. Guaranteed. Most items have a 30-day window from the day the product was delivered to you. Excluded are ammo and ORM-D products, custom ordered items, items not in original condition, and international orders. Every item we sell also carries a manufacturer warranty, and we only work with manufacturers who stand behind their products.
Common questions
How do I know the items I'm buying are compatible?
Check the Fitment section above — it lists what this part works with and what it does not. If you are still unsure, call 1-970-242-6166 or use the chat icon at the bottom right of the page — our team builds precision rifles with these parts every day.
Where are you located?
2317 Grand Park Dr Unit 2B Grand Junction, CO 81505. We ship every single order from our own warehouse and take pride in being part of our local hunting and competition shooting community.
I can't find the configuration I need — can you special order it?
Absolutely. Call 1-970-242-6166.
What if there is an issue with the product I ordered?
We will make it right, no matter what. We only carry products from top-tier manufacturers who stand behind them.
Which items need to ship to an FFL?
Only serialized firearm actions and receivers require an FFL transfer. Barrels, stocks, triggers and accessories ship straight to your door.