Rock Island Armory 1911 Builder’s Pack Full Size RIA Tactical Slide Barrel Parts


SKU: 58035 Categories: ,



Complete your own series 70 1911 with this Rock Island Armory RIA 1911 Full Size 5-inch Tactical Builder’s Pack! Just add your frame and magazine of choice.

This cannot be built into a firearm without a legally purchased receiver and as such, this listing is USA regulatory compliant. USA shipping only. Please ask all questions before purchasing.

Please note that this kit does NOT include a frame or magazine. You’ll need to supply your own frame.

Choose your caliber and slide!


  • .45 ACP (non-ramped standard barrel. Comes with barrel bushing and guide rod plug)
  • 9mm (Clark/Para/Lissner ramped, straight barrel. Comes with barrel bushing and guide rod plug)
  • 38 Super (Clark/Para/Lissner ramped, straight barrel. Comes with barrel bushing and guide rod plug)
  • 10mm (Clark/Para/Lissner ramped, BULL barrel. Comes with reverse plug)
  • 40 S&W (Clark/Para/Lissner ramped, BULL barrel. Comes with reverse plug)
  • Standard (Rear GI {vertical} serrations, fixed Novak style snag free sights)
  • Target LPA (Front fiber optic sight, adjustable low mount LPA rear sight. Rear sight requires modification of firing pin stop)



Includes a complete set of 1911 small parts sporting a matching parkerized finish.

To list a small sample of the pieces in this kit:

  • Rock Standard Slide (Novak sights pre-installed)
  • Barrel
  • Checkered grips
  • Pins (hammer, firing, ambi safety…)
  • Grip screws & bushings
  • Springs (recoil, firing pin…)
  • Complete mainspring housing
  • Safeties (grip .250 radius, ambidextrous)
  • Guide Rod
  • Slide Stop
  • Mag release, spring & lock (pre-assembled)
  • And so much more! Browse the pictures for a detailed look.

As this is a builder’s pack, it will require fitting by a qualified gunsmith.


Additional information

Weight 32.00 oz

Rock Island Armory


For Gun Make


.38 Super, .40 S&W, .45 ACP, 9mm, 10mm