{"product_id":"sa-f03-flex-gen-2-bldc-hal-etu-airsoft-rifle","title":"SA-F03 FLEX Gen.2 BLDC HAL ETU Airsoft rifle","description":"\u003cdiv\u003e\n\u003cimg class=\"qmark showTip\" src=\"https:\/\/gunfire.com\/gfx\/standards\/qmark2.gif?r=1773830213\" alt=\"\" title=\"\"\u003e\n\u003cimg class=\"qmark showTip\" src=\"https:\/\/gunfire.com\/gfx\/standards\/qmark2.gif?r=1773830213\" alt=\"\" title=\"\"\u003e\n\u003cimg class=\"qmark showTip\" src=\"https:\/\/gunfire.com\/gfx\/standards\/qmark2.gif?r=1773830213\" alt=\"\" title=\"\"\u003e\n\u003cimg class=\"qmark showTip\" src=\"https:\/\/gunfire.com\/gfx\/standards\/qmark2.gif?r=1773830213\" alt=\"\" title=\"\"\u003e\n\u003cimg class=\"qmark showTip\" src=\"https:\/\/gunfire.com\/gfx\/standards\/qmark2.gif?r=1773830213\" alt=\"\" title=\"\"\u003e \u003cp\u003eThe SA-F03 FLEX Gen.2 BLDC HAL ETU airsoft rifle from Specna Arms combines a high-torque BLDC powertrain with a Feature-Rich HAL ETU system, delivering consistent performance for players seeking reliability, speed, and programmable fire modes straight out of the box. This carbine is designed to handle hard springs and demanding field use while keeping practical price-to-performance value intact.\u003c\/p\u003e \u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Flex Gen.2 platform is built around a reinforced Æther™ Gearbox and a high-precision Top Down Center (TDC Magnus™) Hop-Up chamber, which provides stable, repeatable chamber alignment for superior accuracy. The Helium™ Flat Hop Eraser improves the under-curve of the BB, helping your shots land where you aim even at longer ranges. The combination of a nylon fiber-reinforced polymer chassis with critical metal components gives a robust, lightweight build that won’t slow you down in long skirmishes.\u003c\/p\u003e \u003ch2\u003eBLDC Powertrain \u0026amp; HAL ETU System\u003c\/h2\u003e\n\u003cp\u003eThe BLDC motor removes brush wear, delivering longer service life, steadier high-speed performance, and lower heat generation. This translates to reliable bursts of fire and immediate trigger response even under sustained use. The HAL™ system ships with a magnetic sensor-based trigger and Hall effect control, offering:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eActive brake and a binary trigger option for crisp shot confirmation\u003c\/li\u003e \u003cli\u003eFive selectable trigger sensitivity levels (20–100%) and six levels of adjustable pre-cocking\u003c\/li\u003e \u003cli\u003eAuto programmable fire modes (full auto, semi, 3-round burst, 5-round burst) and sEMI programmable modes (semi, binary, AUG, sniper)\u003c\/li\u003e \u003cli\u003eAuto burst feature: the AUTO function fires a 3-round burst first, then switches to Full Auto\u003c\/li\u003e \u003cli\u003eLow battery alarm and brushless-motor compatibility for future upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAll of this is accessible via easy programming, ensuring you can tune the system to your preferred trigger feel and fire discipline without swapping components. The HAL ETU is designed for fast, repeatable response and smart power management, making it ideal for players who push their rifles hard in CQB and longer-range engagements alike.\u003c\/p\u003e \u003ch2\u003eBuild, Ergonomics \u0026amp; Real-World Use\u003c\/h2\u003e\n\u003cp\u003eThe model centers around a lightweight yet rugged nylon fiber-reinforced polymer frame, with essential metal parts such as the flame suppressor, external barrel, dummy slide, shell ejector flap, fire mode switch, breech release, and magazine components providing durability where it matters. The stock is the Light Ops design—minimal weight with a modern silhouette and textured cheek pieces for repeatable cheek welds. A distinctive curved rubber stock foot helps settle the rifle securely against the shoulder, while front and rear indicators facilitate quick, field-friendly checks during reloads or maintenance.\u003c\/p\u003e\n\u003cp\u003eField-ready considerations include:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEnlarged ambidextrous selectors and magazine release for faster, one-handed operation\u003c\/li\u003e \u003cli\u003eFunctional bolt-catch and pre-cocking windows to aid real-time adjustments on the field\u003c\/li\u003e \u003cli\u003eQ.D. (quick detach) attachments and compatibility with a broad range of optics and sights\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe barrel and nozzle assembly are Specna Arms’ proprietary designs, optimized for balance and ergonomics. When paired with M140-class springs, the FLEX Gen.2 maintains solid performance without sacrificing reliability or trigger practicality—crucial for players who want a single rifle that covers close-quarters skirmishes and mid-range engagements with authority.\u003c\/p\u003e \u003ch2\u003eMaintenance, Compatibility \u0026amp; Upgrades\u003c\/h2\u003e\n\u003cp\u003eRoutine maintenance is straightforward thanks to the robust gearbox and accessible inspection windows. The combination of high-quality polymer and reinforced metal parts simplifies field servicing and reduces downtime between games. If you’re planning upgrades, this platform is designed to accept tighter tolerances and heavier springs while preserving smooth cycling and consistency. For players who care about longevity and performance consistency, the BLDC HAL ETU system reduces wear and keeps performance stable as you push the limits of your loadout.\u003c\/p\u003e \u003ch2\u003eWho is this rifle for?\u003c\/h2\u003e\n\u003cp\u003eThe SA-F03 FLEX Gen.2 BLDC HAL ETU is ideal for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePlayers who demand rapid-fire capability without the maintenance burden of traditional brushed motors\u003c\/li\u003e \u003cli\u003eMid-to-long range skirmish enthusiasts who rely on precise hop-up control and stable accuracy across sustained firefights\u003c\/li\u003e \u003cli\u003eUsers seeking programmable fire modes and a customizable trigger profile to suit different gameplay styles\u003c\/li\u003e \u003cli\u003eOperators who value a balanced, ergonomic stock design and reliable field performance out of the box\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this stands out (unique value)\u003c\/h2\u003e\n\u003cp\u003eUnlike entry-level platforms, the SA-F03 FLEX Gen.2 integrates a top-tier Hop-Up system and a high-torque brushless motor with an AES-grade gearbox design, delivering plateau-free performance under rapid-fire conditions. The combination of the Magnus Hop-Up, Helium Flat Hop Eraser, and the aluminium sealed nozzle creates a repeatable flight path for BBs and minimizes inconsistent hop behavior. Add in the auto and semi-fire modes, programmable bursts, and low-battery sensing, and you have a rifle that’s ready for serious field play without frequent component changes.\u003c\/p\u003e \u003ch2\u003eWhere to discover related gear\u003c\/h2\u003e\n\u003cp\u003eExplore the broader Specna Arms lineup and compatible accessories in our \u003cspan data-href=\"\/fr-eu\/collections\/specna-arms\"\u003eSpecna Arms collection\u003c\/span\u003e and our dedicated \u003cspan data-href=\"\/fr-eu\/collections\/airsoft-rifles\"\u003eAirsoft rifles\u003c\/span\u003e category. For additional upgrade options, browse our \u003cspan data-href=\"\/fr-eu\/collections\/upgrade-parts\"\u003eupgrade parts\u003c\/span\u003e to tailor the feel of the HAL ETU system and the powertrain to your style.\u003c\/p\u003e \u003cbr\u003e \u003ctable class=\"n54117_dictionary\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a1\"\u003e\n\u003cspan\u003eBattery included\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\u003cimg class=\"qmark showTip\" src=\"https:\/\/gunfire.com\/gfx\/standards\/qmark2.gif?r=1773830213\" alt=\"\" title=\"\"\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b1\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eNo\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a2\"\u003e\n\u003cspan\u003eBearings diameter [mm]\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b2\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003e8\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a1\"\u003e\n\u003cspan\u003eBlow Back\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\u003cimg class=\"qmark showTip\" src=\"https:\/\/gunfire.com\/gfx\/standards\/qmark2.gif?r=1773830213\" alt=\"\" title=\"\"\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b1\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eNo\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a2\"\u003e\n\u003cspan\u003eColour\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b2\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eBlack\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a1\"\u003e\n\u003cspan\u003eProduct length [cm]\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b1\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003e80.50\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a2\"\u003e\n\u003cspan\u003eProduct weight [g]\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b2\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003e2235\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a1\"\u003e\n\u003cspan\u003ePower supply\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b1\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eElectric\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a2\"\u003e\n\u003cspan\u003eMaterial\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b2\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eAluminum\u003c\/div\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003ePlastic\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a1\"\u003e\n\u003cspan\u003eMuzzle velocity [FPS]\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\u003cimg class=\"qmark showTip\" src=\"https:\/\/gunfire.com\/gfx\/standards\/qmark2.gif?r=1773830213\" alt=\"\" title=\"\"\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b1\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003e410\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a2\"\u003e\n\u003cspan\u003eFire mode\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b2\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eFull-auto\u003c\/div\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eAdjusted burst\u003c\/div\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eSemi-auto\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a1\"\u003e\n\u003cspan\u003eGearbox version\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\u003cimg class=\"qmark showTip\" src=\"https:\/\/gunfire.com\/gfx\/standards\/qmark2.gif?r=1773830213\" alt=\"\" title=\"\"\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b1\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eGearbox v2\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a2\"\u003e\n\u003cspan\u003eHop-Up\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\u003cimg class=\"qmark showTip\" src=\"https:\/\/gunfire.com\/gfx\/standards\/qmark2.gif?r=1773830213\" alt=\"\" title=\"\"\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b2\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eYes\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a1\"\u003e\n\u003cspan\u003eInner barrel length [mm].\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b1\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003e275\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a2\"\u003e\n\u003cspan\u003eLength minimal [mm]\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b2\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003e720\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a1\"\u003e\n\u003cspan\u003eMagazine capacity [pcs.]\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b1\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003e125\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a2\"\u003e\n\u003cspan\u003eMOSFET\/ETU\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b2\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eYes\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a1\"\u003e\n\u003cspan\u003eQuick Spring Change system\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b1\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eYes\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a2\"\u003e\n\u003cspan\u003eType of plug\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b2\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003eDEANS \/ T-connect\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"element\"\u003e\n\u003ctd class=\"n54117_item_a1\"\u003e\n\u003cspan\u003eType of thread on the barrel\u003c\/span\u003e\u003cspan class=\"n67256colon\"\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd class=\"n54117_item_b1\"\u003e\n\u003cdiv class=\"n54117_item_b_sub\"\u003e14mm CCW\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Specna Arms","offers":[{"title":"Default Title","offer_id":52998340444498,"sku":"SPE-01-048401","price":246.89,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8454\/7507\/files\/ecd944b173b195430c9242998047da6304969ccc_SPE_01_048401_0000.webp?v=1774202233","url":"https:\/\/airsoftmania.eu\/fr-eu\/products\/sa-f03-flex-gen-2-bldc-hal-etu-airsoft-rifle","provider":"Airsoft Mania Europe","version":"1.0","type":"link"}