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Saigo Defence KENJI Zero Fighter AEG Rifle Long Version in Black & Tan
Key Features
- Durable polymer receiver with weight-saving reinforcement
- M-LOK rail system and full-length 20mm top rail for modular kit-up
- ETU (Electronic Trigger Unit) for crisp trigger response
- Metal internal wear parts: piston teeth, nozzle and cylinder head
- 130-round mid-cap magazine included; 14mm CCW threaded muzzle for tracers/suppressors
- Comes with LIPO battery and charger (Long Version)
Purpose-built M-LOK utility — an approachable AEG that wants to be reliable, not flashy.
Description.
The Saigo Defence KENJI Zero Fighter Long is an electric rifle that wears sensible design choices like badges of competence: polymer where durability and weight savings matter, metal where longevity matters most, and an accessory-first M-LOK platform that invites practical customization. As a long-barrel AEG variant shipped with a LiPo battery and charger, it’s aimed at players who want a ready-to-go primary that stands up to regular use without demanding a spares box full of exotic parts.
Start at the frame. The polymer receiver is engineered to take knocks and resist flex. That keeps the rail and hop alignment repeatable, which in plain terms means your zero doesn’t walk off after the first rough handling. The 20mm top rail runs the receiver and handguard length, so mounting optics and co-witnessing flip-up sights is straightforward. M-LOK slots on the handguard give you lightweight attachment points — stick a small light, a vertical grip (included), or a slim bipod without turning the gun into a heavy parade piece.
Internally the KENJI Zero Fighter leans into durability. Saigo fit metal piston teeth, a metal nozzle and a metal cylinder head — parts that actually wear under sustained fire. That matters if you like to run long events or if you habitually test the limits of your kit. The gearbox is set up around common AEG architectures, and the ETU (Electronic Trigger Unit) is the kind of modern convenience that improves trigger feel and protects contacts — think crisper semi-auto shots, improved burst consistency, and less maintenance at the switch assembly compared with naked mechanical contacts.
In terms of feeding and ergonomics the long model ships with a 130-round mid-cap magazine. Mid-caps are a tactical choice: they avoid the drag and noise of high-caps while keeping capacity higher than a single-stack, letting you practice realistic reload drills without wasting feed time. The included mid-cap fits snugly and locks in positively; the magazine well geometry encourages a confident, repeatable reload under pressure. The 14mm CCW muzzle thread gives the rifle immediate compatibility with tracer units and short suppressor-style barrels if you want to tune your setup for CQB or night play.
Handling is balanced. The longer barrel profile on the Long version steadies follow-ups and improves hop-and-shoot accuracy at intermediate ranges — not a sniper, but a realistic and useful reach for an assault-style platform. The blade-style trigger paired with the ETU combines a familiar mechanical feel and electronic responsiveness; pull weight is comfortable for extended strings of fire and allows fine control in semi-auto engagements. Flip-up sights fold away cleanly for optics and co-witness if you prefer irons as backups.
Performance out of the box is set in the 300–350fps window on most Saigo offerings in this platform, depending on BB weight and local chrono tuning. That means the rifle suits outdoor skirmish fields that allow that range of power. If you want to eke more range or accuracy, start with better BBs (0.28–0.32g for longer shots), check hop-up bucking condition, and ensure the inner barrel is clean and free from burrs. The design makes these routine tweaks easy — the handguard and basic layout don’t demand special tools to service the hop or gearbox.
Practical advantages: the ETU and included LiPo/charger mean the rifle is ready for modern battery standards and better trigger timing from day one. The M-LOK rail keeps accessory weight down and lets you place kit exactly where you want it. Metal internals at the stress points reduce the frequency of part swaps under high round counts. Mid-cap feeding promotes tactical reload discipline and quieter operation compared to hi-caps, which many players find preferable for skirmish environments.
Who should consider the KENJI Zero Fighter Long? It’s for the player who values sensible longevity, modularity, and a ready-to-run package. Mil-sim players who want a practical long-barrel primary; team players who need a dependable rifle they can kit to role; and weekend regulars who want less maintenance and more playtime. It’s also a solid option for someone moving from basic starter AEGs toward a more serviceable platform without leaping straight into boutique, hand-tuned builds.
On improvements and upgrades: if you plan to upgrade, start simple — a quality bucking and a precision hop unit give the biggest early payoff. The ETU preserves your trigger contacts from arcing, so add a MOSFET or advanced programmable unit only if you want telemetry, burst modes, or active rate-of-fire control. The metal piston teeth and nozzle reduce the urgency of early internal upgrades, giving you the luxury of testing performance before swapping core parts.
Other Great Features are,
M-LOK handguard for near-infinite accessory placement
ETU for crisp, low-maintenance trigger response
Metal wear parts (piston, nozzle, cylinder head) for longevity
Included vertical grip and mid-cap magazine for practical, tactical use
In the box:
- The rifle (Long version).
- 130-round mid-cap magazine x1.
- LIPO battery (specified pack included with Long version).
- Charger for included battery.
- Basic manual and a small accessory pack (screws/keys where needed).
Specifications
Type : AEG (Airsoft AEG / electric rifle)
Construction : Polymer receiver with reinforced components + metal internal wear parts
Rail System : M-LOK handguard + full-length 20mm top rail
Magazine : 130 Rounds (mid-cap) included
Fire Mode : Safe / Semi / Full Auto (ETU-assisted trigger)
Hop-Up : Adjustable
Muzzle Thread : 14mm CCW (tracer/suppressor ready)
Battery : Included (LiPo pack supplied for Long version) — follow manufacturer’s charge and care instructions
Extras : Flip-up sights, vertical grip included, blade-style trigger
If you spot the Saigo Defence KENJI Zero Fighter Long cheaper elsewhere in the UK, show us where and we’ll match and beat that price — check our price match terms and we’ll sort it out for you.
Sku :
213527Product Reviews
Delivery Prices start from just £2.50 with free delivery on orders over £75 To the uk mainland *.
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Free Shipping
Free shipping on orders over £75 To UK Mainland (excluding some parts of scotland)
Free shipping on orders over £100 To Northern Ireland & the Republic of ireland, Scottish highlands & islands, and I.O.M
Sorry we do not offer free shipping to the Channel Islands
Free shipping is a 5 working day service* (if you order Monday you get it the next Monday)
Delivery price (Mainland UK)
Royal Mail (depending on weight) (2 Days Delivery*) From £2.50
Economy (post as much as you want) (2 to 4 Days Delivery*) £4.95 Flat Rate
Express shipping (post as much as you want) (1 to 2 Days Delivery*) £5.95 Flat Rate
*Working days (Saturday and Sunday are classed as non working days)
we can arrange a Saturday delivery on request but costs £20 and you will need to call us to pay the balance after making an order.
Delivery price (Ireland, Scottish Highlands & Islands)
Northern Ireland From £ 5.95
Highlands and islands From £5.95
I.O.M From £5.95
Republic of Ireland £6.95 (Flat Rate how ever big or small your order is)
Channel Islands £ 7.95 (Flat Rate how ever big or small your order is)
Delivery price (International Tracked)
(Flat Rate how ever big or small your order is)
Republic of Ireland (IRL)---- £6.95 Price Drop WAS £16
Belgium (BE)--------------- £7.95 Price Drop WAS £15
Netherlands (NL)---------- £6.95 Price Drop WAS £15
Germany (DE)-------------- £6.95 Price Drop WAS £25
Luxembourg (LUX)--------- £9.95 - NEW
France (FR)----------------- £9.95 Price Drop WAS £25
Austria (AT)---------------- £11.95 - NEW
Greece (GR)---------------- £12.95 - NEW
Sweden (SE)-------------- £14.95 - NEW
Denmark (DK)------------ £9.95 Price Drop WAS £15
Finland (FI)--------------- £15.95 - NEW
Italy (IT)------------------ £11.95 Price Drop WAS £16
Portugal (PT)------------- £11.95 Price Drop WAS £18
Poland (PL)----------------- £9.95 - NEW
Spain (ES)----------------- £12.95 Price Drop WAS £23
Sweden (SE)-------------- £11.95 Price Drop WAS £15
Slovakia (SK)------------- £11.95 - NEW
Slovenia (SL) ------------ £11.95 - NEW
Croatia (HR)-------------- £16.95 - NEW
Czech Republic (CZ)----- £10.95 - NEW
Hungary (HU)------------ £10.95 - NEW
Bulgaria (BG)------------ £14.95 - NEW
Romania (RO)------------ £13.95 - NEW
Switzerland (CH)--------- £12.95 - NEW
Turkey (TR)--------------- £17.95 NEW
Channel Islands ----------£ 7.95 Price Drop WAS £15
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