CLARK CUSTOM – 1911 Clark .460 Conversion Kit


This kit brings the power of the .44 magnum revolver to the 1911! Chambered in .460 Rowland™, Clark Custom Guns was the first to bring the .460 into the 1911 world with this kit.  All others, including the namesake, are imitators.  Fits Colt government models and clones (Non-ramped frames only!).  All barrels are made of chrome moly steel.  When purchasing Stainless steel, only the compensator is Stainless Steel.  The barrels are blued and machined on site and may require up to two weeks for delivery.  With a 98% straight drop-in rate you should have no problems with this kit.  If for any reason you cannot drop in the kit, send us your gun and kit and we will fit it for free, you pay only shipping.

Not recommended for Filipino manufactured 1911’s, other soft metal 1911’s, or aluminum manufactured frames or slides.

California & Connecticut residents must have their compensator “pinned & welded” to meet state regulations.  Please make the “Pin & Weld” selection under “CA, CT Residents” when ordering your kit.

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Support Manufacturers:

  • Colt
  • Kimber
  • Norinco
  • Remington
  • Ruger®
  • Sig Sauer
  • Smith & Wesson®
  • Springfield Armory®
  • Taurus


Kit Includes:

  • Clark .460 barrel, bushing, link, link pin and compensator
  • Wolff 24 lb. recoil spring
  • 20 lb. recoil spring
  • Extra power firing pin spring
  • Full-length guide rod
  • Recoil plug
  • 5/32 hex wrench
  • Clark bushing wrench
  • Installation instructions
  • Loading data requirements

Please contact Clark Custom Guns for more details on this product.