Specna Arms Daniel Defense® RIS III 12.5" SA-P28 Prime™ Kestrel™ ETU airsoft carbine with brushless motor
Specna Arms presents a line of airsoft carbines based on years of experience, passion and commitment - Specna Arms Prime - a combination of the well-known EDGE™ / EDGE™ 2.0 series models along with new internal parts.
The variety of models - versions under license from Rock River Arms or DanielDefense®,among others - including the new DD RIII™ fronts and the high quality internal parts make the Prime series a very attractive position on the airsoft market.
Of particular note are the Specna Arms Dark Matter™ motorised carbines. Specna Arms Prime is the first replica series on the market to feature a brushless motor in the stock. What's more, the Prime series features a new type of Gearbox: the Specna ArmsÆther™ and the latest Specna Arms Magnus™ rotary Hop-Up TDC chamber design.
This and much more makes the Specna Arms Prime an interesting proposition for airsoft players looking for a replica that, right out of the box, will feature very high performance and quality without having to spend extra money on tuning.
Features of the replica:
- nano Coating finish on the body to prevent scratches,
- individual serial number on the barrel, additionally confirmed by a hologram,
- external barrel with 14mm CCW thread,
- folding sighting instruments,
- precision steel inner barrel with a diameter of 6.02mm, which ensures high accuracy and repeatability of shots fired,
- tDC Magnus™ (Top Down Center) rotating Hop-Up chamber for highly accurate and stable adjustment (covered by European Patent number 015052069-0001)
- the Helium™ Flat Hop rubber improves the stability of the ball's undercurrent,
- eSA2™ quick spring replacement system - it allows quick and efficient adjustment of the replica ' s power to the conditions expected on the battlefield without the need for tools(covered by the European Patent number: 007422159-0001),
- m90 mainspring added to the kit, which is perfect for indoor games,
-æther™ Gearbox - reinforced frame(covered by European Patent number: 015044865-0001), equipped with:
- mainspring release function
- pre-cocking and AoE inspection windows
- reinforced front
- inspection windows for easy priming
- trigger adjustment function
- screw holes for frame alignment
- Ready for use with M140 springs
Inside, components such as:
- reinforced polymer piston with full steel jaw
- aluminium pneumatic assembly
- bearing spring guide
- set of CNC steel gears with 16:1 gear ratio
- 8mm J-Cage ball bearings (motor and piston pinion) and 8mm plain bearings (centre pinion)
- trigger made by Mancraft
- powerful Specna Arms Dark Matter™ High Speed 27k brushless motor,
- factory-fitted Kestrel™ V2 Basic ETU module
- improved ESA2™ quick-change spring system
Eshooter's Kestrel™ V2 Basic ETU Module is an advanced ETU system featuring ease of use, durability and functionality. The Kestrel™ V2 Basic is programmable with trigger pulls, works with both brush and brushless motors in High Speed and High Torque configurations and increases the reliability of the replica and protects internal parts in case of overloads due to motor damage or battery drain.
Kestrel™ Basiccircuit features:
-Pre-cocking programmable in 5 stages with piston position learning function.
(Function requires several single shots after battery connection for calibration)
-Active Break. the replica performs a full cycle with each shot, so that no unnecessary overload is created in the GB due to performing part of the cycle.
-Locked Rotor Protection, a functionthat protects the inside of the replica in the event of motor damage
-Battery Drain Protection, protects against battery drain. The motor vibrates, the blue LED lights up five times to indicate battery discharge
-Low/ High Voltage Protection. The module detects the number of battery cells and adjusts operation to different numbers of cells and voltages from 6V to 17V.
Package include:
- 2 x mid-cap S-MAG magazine
- M135 additional spring
- Angled Forward Grip
- Small Tamyia - Deans adapter
- BBs speedloader
- M90 additional spring
| Colour | Black |
Battery included![]() NiCd
rechargeable battery is characterized by high efficiency
current-carrying capacity, but there are disruptive effect on memory.
Should be unloaded and loaded in the full cycle, ie, it is recommended
to fully discharge, and after unloading must charge the battery
immediately without leaving it for a long time in a discharged state. | No |
| Bearings diameter [mm] | 8 |
Blow Back![]() Blow back is a simulation system of the cocking lever - it imitates the work of it as the equivalent sharp. This system raises the realism and adds a lot more experience during shooting. | No |
| Product length [cm] | 88 |
| Product weight [g] | 2830 |
| Power supply | Electric |
| Dystrybutor Odpowiedzialny w UE | GF CORP Sp. Z o.o. Sp.k. ul. Jana Długosza 42-46 51-162 Wrocław Polska info@gfcorp.pl |
Muzzle velocity [FPS]![]() It is the spped of bb, while its leaving the innerbarrel of replica. This speed is measured in FPS (Feet Per Second). 1 FPS = 0,3 m/s 1 J = 99 m/s 1 J = 326,7 FPS | 420 |
| Fire mode | Full-auto Adjusted burst Semi-auto |




