Spartan Arms – SAI MK1

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We at Spartan Arms International, have tried, tested and researched numerous AR-15 platforms and variations thereof. After much deliberation and patience, we are proud to announce the SAI MK1 AR-15 rifles. Reliable, effective and without question, fundamentally the best value for money AR-15 within the borders of South Africa.

The SAI MK1 features a 5.56x45mm NATO chambered 16″ 1/9 chrome lined barrel, six position buttstock, A2 flash hider and a mil-spec manganese phosphate coated BCG. A fully American-made AR-15 that is designed for the South African market. Semi-automatic only and astride the M1913 picatinny rail and the raised railed gas block, is a set of Steel UTG flip-up sights that are standard issue with the MK1. Additionally, a 30 round HEX magazine is there to conclude a great package that‚Äôs ready to perform out the box.

This rifle is suited for 3gun and IPSC sport shooting disciplines. The ease of use and interchangeability regarding modifiable parts and aftermarket accessories, make it perfect for even the newest owners. You can now be a part of the fastest growing shooting sport on planet and be one step ahead of the competition by acquiring your SAI MK1 today from Spartan Arms International.


  • Action: Semi-Auto Direct Impingement
  • Calibre: 5.56 NATO | .223
  • Twist Rate: 1/9 button rifled
  • Pivot/Takedown Pin Size: Small pin – .250″
  • Muzzle Device: A2 flash hider (Stag Arms Compensator on post ban models)
  • Barrel: 16″, 4140 steel, chrome lined, government profile, manganese phosphate coated
  • Handguard: Thermoplastic with double heat shields
  • Upper Receiver: Forged and mil-spec with type 3 hard coat anodizing and a picatinny rail on top
  • Bolt Carrier: Mil-Spec Manganese Phosphate coated M16 BCG
  • Gas System: Carbine Length with Railed Gas Block
  • Charging Handle: Standard mil-spec