The Ase Utra S series SL7 sound suppressors are available in various calibres, from .308 Win up to 9.3x66..
SL7 suppressors are updated and lightened variants of the earlier SL7 suppressor.
Manufactured in Finland by Ase Utra OY, the S series SL7 suppressors are manufactured out of 300 series stainless steel and are assembled by welding.
In addition to the blasted stainless finish, they are also available with CeraKote coating.
The S series is an excellent option for those who are seeking maximum sound suppression levels on .308 Win calibre for example.
S series SL7 suppressors feature a robust construction and are built for a long service life.
The S series SL7 suppressor adds only 144 mm to the length of the weapon, with the diameter being 45 mm.
S series SL7 suppressors are available with a varietyof internal threads to fit directly onto the rifle barrel. Standard threads include for example M14x1, M15x1, M17x1, M18x1, ½"x20 UNF to fit most current centrefire rifles. However many other metric and inch size threads are also available.
The S series SL5 suppressors reduce the weapon sound pressure level by 25-33 dB (depending on calibre, ammuntion type, measurement location). The S series SL7 suppressors also reduce recoil and muzzle flash significantly.
Rifles tested with the S series SL7 suppressors, comply with the latest personal exposure limit set by the European Directive2003/10/EC (140 Pa tai 137 dB (C)).