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RGW has modeled the Helix QD 556K Suppressor made by OSS SUPPRESSORS!
It is the suppressor of choice for U.S. Special Forces in response to the requirements of the CSASS and SDMR programs.
This product is a kit that includes a suppressor and a QD-556 muzzle brake.
[Silencer specifications]
Overall length: Approx. 169mm (with suppressor)
Weight: Approx. 135g (suppressor)
Material: Aluminum alloy
[Muzzle brake specification]
Material: Stainless steel Surface treatment: PVD
14mm reverse thread
![[RGW] OSS SUPPRESSORS HX-QD556 Type QD Silencer/Hider Kit, 14mm CCW Thread](http://rock-et.jp/cdn/shop/files/RGW-SI-36-556_1024x1024.jpg?v=1755657080)
![[RGW] OSS SUPPRESSORS HX-QD556 Type QD Silencer/Hider Kit, 14mm CCW Thread](http://rock-et.jp/cdn/shop/files/RGW-SI-36-556_2_1024x1024.jpg?v=1755657156)
![[RGW] OSS SUPPRESSORS HX-QD556 Type QD Silencer/Hider Kit, 14mm CCW Thread](http://rock-et.jp/cdn/shop/files/RGW-SI-36-556_3_1024x1024.jpg?v=1755657156)
![[RGW] OSS SUPPRESSORS HX-QD556 Type QD Silencer/Hider Kit, 14mm CCW Thread](http://rock-et.jp/cdn/shop/files/RGW-SI-36-556_4_1024x1024.jpg?v=1755657156)
![[RGW] OSS SUPPRESSORS HX-QD556 Type QD Silencer/Hider Kit, 14mm CCW Thread](http://rock-et.jp/cdn/shop/files/RGW-SI-36-556_5_1024x1024.jpg?v=1755657156)
![[RGW] OSS SUPPRESSORS HX-QD556 Type QD Silencer/Hider Kit, 14mm CCW Thread](http://rock-et.jp/cdn/shop/files/RGW-SI-36-556_medium.jpg?v=1755657080)
![[RGW] OSS SUPPRESSORS HX-QD556 Type QD Silencer/Hider Kit, 14mm CCW Thread](http://rock-et.jp/cdn/shop/files/RGW-SI-36-556_2_medium.jpg?v=1755657156)
![[RGW] OSS SUPPRESSORS HX-QD556 Type QD Silencer/Hider Kit, 14mm CCW Thread](http://rock-et.jp/cdn/shop/files/RGW-SI-36-556_3_medium.jpg?v=1755657156)
![[RGW] OSS SUPPRESSORS HX-QD556 Type QD Silencer/Hider Kit, 14mm CCW Thread](http://rock-et.jp/cdn/shop/files/RGW-SI-36-556_4_medium.jpg?v=1755657156)
![[RGW] OSS SUPPRESSORS HX-QD556 Type QD Silencer/Hider Kit, 14mm CCW Thread](http://rock-et.jp/cdn/shop/files/RGW-SI-36-556_5_medium.jpg?v=1755657156)
