Developed from the glorious history of the M16, a revolutionary Stoner Rifle SR-15 E3 IWS is not merely another M16 derivative. KAC's SR15 is the epitome of Eugene Stoner's design magic, a living proof of the M16 design and its omni presence. The KAC SR-15 E3 IWS is Knight's latest offering in the AR15 category. A 16" chrome lined barrel with a mid-length gas system for increased reliability. Featuring the Upper Receiver Extending (URX) free-floating barrel system, ambidextrous controls for the safety, magazine release, and bolt release, a match grade trigger, an improved mult-lug E3 bolt with dual-spring extractor and increased bolt web thickness for increased strngth. A integrated front sight and sling mounts are also part of the URX rail system.

- 7 Integrated sling swivel mounts: 5 at front, 2 on rear
- Ambidextrous safety / selector
- Ambidextrous magazine catch
- Hammer forged 1:7" twist chrome lined and bore barrel
- SOCOM type sloping cheekpiece adjustable length buttstock
- Integrated rail folding front sight
- Integrated "Picatinny Rail" mid-length URX forend
- Removable mid-length lower rail
- Mid-length (battle rifle) gas tube
- Gloved finger trigger guard
- Two stage match-trigger (4.5 lbs)