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Compatible with Tokyo Marui next generation electric gun standard springs (outer diameter Φ14mm)
This is a custom spring with an outer diameter of Φ13.75mm.
The company
Piston 14.5 steel teeth TM Next Gen AR/M4
and
RETRO ARMS CNC gearbox M4,416 TM NGRS (8mm)
It can be used for a wide range of applications, from various tunings to high-cycle and DSG.
*The rate is higher than the original, so please adjust carefully to ensure that the output does not exceed the limit set by the Swords and Firearms Control Law.
![[RETRO ARMS] NGRS Spring SiCr with progressive winding](http://rock-et.jp/cdn/shop/files/retro-nges-spring-m100-110-120-130_1024x1024.jpg?v=1750403138)
![[RETRO ARMS] NGRS Spring SiCr with progressive winding](http://rock-et.jp/cdn/shop/files/retro-nges-spring-m100-110-120-130_1_1024x1024.jpg?v=1750403138)
![[RETRO ARMS] NGRS Spring SiCr with progressive winding](http://rock-et.jp/cdn/shop/files/retro-nges-spring-m100-110-120-130_2_1024x1024.jpg?v=1750403138)
![[RETRO ARMS] NGRS Spring SiCr with progressive winding](http://rock-et.jp/cdn/shop/files/retro-nges-spring-m100-110-120-130_3_1024x1024.jpg?v=1750403138)
![[RETRO ARMS] NGRS Spring SiCr with progressive winding](http://rock-et.jp/cdn/shop/files/retro-nges-spring-m100-110-120-130_medium.jpg?v=1750403138)
![[RETRO ARMS] NGRS Spring SiCr with progressive winding](http://rock-et.jp/cdn/shop/files/retro-nges-spring-m100-110-120-130_1_medium.jpg?v=1750403138)
![[RETRO ARMS] NGRS Spring SiCr with progressive winding](http://rock-et.jp/cdn/shop/files/retro-nges-spring-m100-110-120-130_2_medium.jpg?v=1750403138)
![[RETRO ARMS] NGRS Spring SiCr with progressive winding](http://rock-et.jp/cdn/shop/files/retro-nges-spring-m100-110-120-130_3_medium.jpg?v=1750403138)
