Rock Island Armory M1911 A1 Rock Ultra FS TACT II 10mm, Full-Size 5 inch, Matte Black, Adjustable Sights, 8+1, 2 Mags
This Rock Island Armory M1911 A1 Rock Ultra FS TACT II is a full-size 10mm 1911 built on a 70-series design with a 5 inch bushing barrel and a full-length guide rod. Constructed from 4140 ordnance steel with a matte black finish, it pairs adjustable iron sights with performance-focused features like a flared magwell and front strap checkering. It is marked M1911 A1 FS TACT. II and corresponds to RIA SKU 51991.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: There are minimal markings from previous handling and use.
What's Included
- Two 8-round single-stack steel 10mm magazines (one base marked '10MM')
- Rock Island Armory-branded soft zippered pistol rug
- Rock Island Armory 1911 A1/A2 User's Manual
- Rock Island Armory factory cardboard box
- Factory inspection certificate/tag
The Rock Ultra FS TACT II configuration delivers a full-size 5 inch 10mm Auto package with a single-stack 8+1 layout and a flared magwell to support smooth reloads. The front strap and mainspring housing are checkered, and the aggressive gray/black layered grip panels provide secure purchase.
Its 70-series design uses a bushing barrel and a full-length guide rod, with the slide and frame made from 4140 ordnance steel and finished in matte black. The slide includes rear serrations and a lowered, flared ejection port.
Sighting equipment consists of a red fiber-optic front sight and a fully adjustable square-notch rear sight. A skeletonized hammer and a skeletonized trigger with an adjustable over-travel stop round out the control set, alongside the 1911 grip safety and thumb safety.
Factory markings include "M1911 A1 FS TACT. II," and the pistol corresponds to mfg part number 51991. It was manufactured by Armscor in the Philippines and imported by AP Intl, Pahrump NV, with import stamps "APINTL PAHRUMP NV" and "ACP PHILIPPINES."




