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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.

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About RSI

Customer Supplied Return Shipping for K31

Return Shipping for K31

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  • Swiss K-31 Scope Mount

    Swiss K-31 Scope Mount

    $325.00
    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

  • Florida: Age Discrimination Bill Passes First Committee Hurdle
    on November 19, 2025 at 3:34 PM

    Yesterday, the House Criminal Justice Subcommittee voted 11-5 to favorably report pro-gun House Bill 133, which restores the ability for young adults to lawfully purchase firearms. HB 133 is expected to receive a hearing in the House Judiciary Committee in early December.    

  • North Carolina: Update on Permitless Carry
    on November 17, 2025 at 9:15 PM

    Last week the North Carolina General Assembly briefly returned from recess and re-referred Senate Bill 50, Freedom to Carry NC, to the House Rules Committee.

  • Ruger Next Target in Threat-Based Gun Control
    on November 17, 2025 at 4:19 PM

    The inch was seemingly given, so it is not surprising to see pursuit of the mile.

  • Argentina Continues to Move Towards Freedom
    on November 17, 2025 at 4:16 PM

    Here in America, we are blessed with the Second Amendment.  Anti-gun extremists have long tried to eliminate it with the proverbial death by a thousand cuts, chipping away at it with countless laws designed to impose as many restrictions on the law-abiding as they can get away with.

  • Giffords Targets Veterans’ Constitutional Rights on Veterans Day
    on November 17, 2025 at 4:12 PM

    While decent Americans spent Veterans Day honoring the sacrifice of those who served the country and took an oath to “support and defend the Constitution of the United States,” the gun control radicals at Giffords (formerly Americans for Responsible Solutions and the Second Amendment-denying Legal Community Against Violence) used the occasion to advocate against former servicemen and women’s Constitutional rights.

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 Custom Stocks Firing Pin Spring K31 Mossberg 500 Conversion Picatinny Rail pillars Reminton 870 Swiss K31 threaded bolt handle Trigger Trigger Shoe

    Rock Solid Products Made In The USA

    Rock Solid Products Made In The USA
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