The American company SilencerCo has developed muzzle adapter for shotguns type "saiga-12" and "boar", allows you to install on the trunk of the instrument silent and flashless (muffler). The adapter can buy on the company's website for $ 120.
SALVO-12 is designed for 12 gauge (diameter 18.5 mm) and reduces the sound level from shot to 136,8 decibels. The device is made of steel and aluminum, weighs 978 grams and reaches 30.5 cm) in length.
In Russia, the use of devices noiseless and flameless shooting civilians is prohibited.