HighLine Firearms
Bear Creek Arsenal
Southwest Firearms Forum
J&B Firearm Sales
Oregon's Indoor Shooting Range
Sporting Systems
Bi-Mart
JavaScript is disabled
Our website requires JavaScript to function properly. For a better experience, please enable JavaScript in your browser settings before proceeding.

  • Join the #1 community for gun owners of the Northwest

    We believe the 2nd Amendment is best defended through grass-roots organization, education, and advocacy centered around individual gun owners. It is our mission to encourage, organize, and support these efforts throughout Oregon, Washington, Idaho, Montana, and Wyoming.

    Free Membership Benefits

    • Fewer banner ads
    • Buy, sell, and trade in our classified section
    • Discuss firearms and all aspects of firearm ownership
    • Join others in organizing against anti-gun legislation
    • Find nearby gun shops, ranges, training, and other resources
    • Discover free outdoor shooting areas
    • Stay up to date on firearm-related events
    • Share photos and video with other members
    • ...and much more!

6x45

The 6×45mm is a rimless, bottlenecked cartridge based on the .223 Remington or 5.56 NATO cartridge necked up to .243 (6mm). The cartridge is also known as the 6mm-223 Remington or 6mm/223.

View More On Wikipedia.org
Recent contents
  1. sealine

    Full Custom Bolt Action in 6x45

    So this one has been in the works for a while, but was held up due to the availability of the barrel blank. It's a Zermatt Arms Origin short action, with a Proof Research barrel chambered in 6x45, with a 1-10 twist. It's sitting in a Manners CS2 stock with a Geissele Super 700 trigger and...
  2. R3PM

    Ruger Mini 14 6x45 Custom Rifle

      1. For Sale
      2. For Trade
    • $1095
    • Sherwood
    • Oregon
    Ruger Mini 14, 6 x 45 Custom Extremely accurate. Perfect caliber for accuracy and hunting. RCBS Die Set, Beautiful Custom Stock, Scope Mount, Open sights in view, Magazine Open to trade or sale or combination thereof. Respectful offers may be considered. $1095.00
  3. K

    WTB 6x45 AR barrel, , or upper. FOUND

      1. Want to Buy
    • Everett
    • Washington
    Looking for 6x45 barrel, or upper. Prefer BHW barrel, but open to others
  4. G

    6X45 load data

    Hello, Wondering if anyone has any load data they would like to share for loading 6X45 or 6/.223. (all my loading books are too old) I am building a bolt gun right now that should be done this week, i will start with the barrel at 24" and plan on starting with 85g Sierra's. Any personal...
  5. Greshamreloadr

    BHW 16 inch 6x45 Ar-15 barrel

      1. For Sale
    • $150
    • Gresham
    • Oregon
    I am selling a Black Hole Weaponry barrel chambered in 6x45 or sometimes called 6-223. Basically it is a 223 case neck sized to 6mm. It is fun to shoot and the bullet selection is not bad at all. This is a caliber you will need to load your own for. Load data can be found at www.hodgdon.com also...
Sporting Systems
Cerberus Training Group
Bear Creek Arsenal
Midway USA
Oregon's Indoor Shooting Range
Bi-Mart
Optics Planet
Brownells
Southwest Firearms Forum
Collectors West Gun Shows
Back Top