Description
Kwa Originals Iris – 4
Kwa Originals Iris – 4
Design & Ergonomics
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Part of KWA’s KO Originals line, the IRIS‑4 features a lightweight high-density polymer receiver and handguard, saving nearly 1 lb compared to metal counterparts
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Compact PDW form-factor with a side-folding, adjustable stock—length varies from ~560 mm to 680 mm depending on stock position.
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Equipped with K.O.R.E. 4″ M-LOK handguard, PTS flip-up sights, and a full-length top rail—ready for optics, grips, and accessories.
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Ambidextrous oversized controls (selector, mag catch, bolt catch) and a side-mounted charging handle (left- or right-handed) offer ergonomic versatility
Internals & Performance
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Powered by the AEG 2.5+ gearbox with adjustable FPS (330–380 FPS at 0.20 g BBs), compatible with drop-in electronic triggers/MOSFETs.
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Includes a long-type high-torque motor, delivering fast cyclic rate (≈21+ RPS with 11.1 V LiPo).
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Features a rotary hop-up with ~160 mm inner barrel for enhanced accuracy and consistency
Specs Summary
| Feature | Specification |
|---|---|
| Length | 560–680 mm (stock collapsed–extended) |
| Weight | ~2.38 kg (5.2 lb) |
| Inner Barrel | ~160 mm |
| Magazine | 80‑round mid-cap (uses Tekken/TK45 mags) |
| Gearbox & FPS | V2.5+ adjustable, 330–380 FPS |
| Rate of Fire | ≈21+ RPS @ 11.1 V |
| Battery | 11.1 V LiPo (T‑Plug/Deans, not included) |
| Hop-Up | One-piece rotary, adjustable |
| Fire Modes | Semi-auto, Full-auto, Safe |
Ideal Use & Feedback
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Designed for CQB/tactical players and speed-oriented builds—lightweight, compact, and performance-driven.
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Reddit & reviews note the strong out-of-the-box ergonomics, lightweight feel, and impressive range and trigger response
Final Verdict:
The KWA IRIS‑4 AEG2.5+ blends cutting-edge internals, lightweight construction, and compact design into a nimble PDW platform—perfect for CQB and mobile playstyles. Its adjustment features and KO-series innovation make it a compelling pick for both casual and competitive airsofters.