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  • Home
  • Information
    • Contact Us
    • About
  • Manuals and Docs
    • Mosin Nagant
    • Tips and Tricks
    • RSI Installation Docs
    • Reloading Information
  • Customer Comments
  • Photo Gallery
  • Video Galleries
  • Online Store
  • Cart
    • Disclaimer
    • Checkout
    • Wishlist
  • Dealer Sales
  • Gunsmithing Services

Rock Solid Industries

Dedicated to Precision, Quality, and Strength.

Contact Us
About RSI

Swiss K-31

Showing all 5 results

  • RSI Swiss K-31 Firing Pin

    RSI Swiss K-31 Firing Pin

    $45.00
    Read more View Product
  • Swiss K-31 Bedding Pillars

    Swiss K-31 Bedding Pillars

    $10.00
    Add to cart View Product
  • Swiss K-31 Scope Mount (ON SALE)

    Swiss K-31 Scope Mount (ON SALE)

    $325.00
    Read more View Product
  • Swiss K-31 Firing Pin Spring

    Swiss K-31 Firing Pin Spring

    $12.95
    Read more View Product
  • Swiss K-31 Action Screws

    Swiss K-31 Action Screws

    $12.00
    Read more View Product

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Contact Us

Rock Solid Industries
Phone: (660) 259-2832
Order desk hours: Monday-Friday 8am-5pm CST

Email
customerservice@www.rocksolidind.com

International Sales

If your looking to purchase our products outside the United States click the link below.

FOR SALES OUTSIDE THE U.S.A.

Ray installs the MI-24C Scope Mount

Ray installs the MI-24C Scope Mount

Latest NRA News

  • Report: Senior ATF Official Joins (Private) Firearm Prohibition Lobby
    on September 2, 2025 at 8:55 PM

    The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) is the federal agency whose jurisdiction encompasses federal firearms laws. 

  • The Delusion of Ignoring Criminals
    on September 2, 2025 at 8:46 PM

    Is it something in the water? Officials in Democrat-run strongholds like Chicago are unwilling to accept that their crime problems are the result of their pro-criminal, anti-victim policies, including gun laws that restrict the rights of responsible citizens.

  • ABAs Latest Resolution Continues to Ignore Liberty and Hinder Justice for Gun Owners
    on September 2, 2025 at 8:38 PM

    Last month, the American Bar Association (ABA), via its Standing Committee on Gun Violence, passed yet another anti-gun resolution at their annual meeting in Toronto (the venue should serve as a clue regarding their commitment to things “American”). 

  • Bearing Arms: NRA Sues Over Florida's 'Cooling Off Period' on Gun Sales
    on September 2, 2025 at 8:33 PM

    NRA-ILA Executive Director John Commerford joins Cam to discuss the NRA's newly filed lawsuit challenging Florida's three-day waiting period on gun sales, as well as the latest on several lawsuits seeking to overturn "assault weapon" bans.

  • Interior Department Expands Hunting and Fishing Access at National Wildlife Refuges and Hatcheries
    on September 2, 2025 at 4:22 PM

    The Trump administration continues to have the backs of American hunters and anglers with the latest good news coming from the Department of the Interior (DOI) today as it announced a final rule that would create 42 new hunting and sport fishing opportunities across more than 87,000 acres within the National Wildlife Refuge (NWR) System and National Fish Hatchery (NFH) System managed by the U.S. Fish and Wildlife Service (USFWS). 

Cool Custom K31’s

Cool Custom K31’s

Custom K31's sporting our new scope mount. These rifles are tac drivers

Truth About Guns RSS Feed

    Eric Testing New Mount

    Eric Testing New Mount

    Eric aka Iraqveteran8888 seen here testing the new RSI scout mount system on a Bluegrass Gun Stocks Thumbhole results were outstanding!

    Product tags

    action pillars bi pod mount bolt handle Bullpup Bullpup Shotgun crimp cutter crimp removal Custom Stocks Firing Pin Spring Mossberg 500 Conversion Picatinny Rail pillars Reminton 870 Swiss K31 threaded bolt handle tool Trigger Trigger Shoe

    Rock Solid Products Made In The USA

    Rock Solid Products Made In The USA
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