Hooper Gun Works 1911 4.25″ MS Commander GI Builder’s Kit .45 ACP – Tac RIA Slide and Barrel


Out of stock

SKU: HGW-Kit45MSGI-59/26 Categories: , ,


Build your own Commander series 70 1911 with this Hooper Gun Works 1911 GI Builder’s Kit in .45 ACP!

Please note that this kit does NOT include a frame or magazine. You’ll need to supply your own frame. We do carry magazines for you to purchase separately.

A few notes:

  • This slide comes with wide rear serrations and snag free tactical sights. Sights are pre-installed to the slide. Featuring a parkerized finish.
  • This is a .45 ACP caliber kit utilizing a non ramped BULL barrel which is also parkerized
  • Includes a complete set of 1911 .45 ACP small parts

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

  • Rock Island Armory Tactical Slide – Commander Length
    – Wide rear serrations
    – Snag free sights
  • Rock Island Armory Bull Barrel, link & pin (pre-installed) – 4.25″ Commander Length
  • HGW Composite grips — Using Markforged 3D printed Continuous strand fiberglass within an Onyx base
    -Ultra lightweight and engineered stiffness where needed
    -The continuous strand fiberglass spares no expense when making fine 1911 grips
    -Just the right amount of texturing from 3D process
  • Pins (hammer, firing, thumb safety…)
  • Grip screws & bushings
  • Springs (recoil, firing pin…)
  • Mainspring housing
  • Safeties (GI grip, thumb)
  • Guide Rod
  • Reverse Plug
  • 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 kit, it will require fitting by a qualified gunsmith. This commander size kit does not use/include a barrel bushing. It includes a bull barrel and reverse plug.

*Ships USPS Priority Mail

Additional information

Weight 32 oz
Dimensions 9 × 6 × 2 in




.45 ACP


For Gun Make


Commander (MS)