Calibres Info compatibility chart
S series SL5 .223 all .22 centrefire calibres
S series SL5 .25 .243 Win, 6.5x55 SE ( max.
bullet diameter of 6.7 mm )
S series SL5 .30 all .30 non-magnum calibres
(Depending on calibre and thread type) 390-430 g
Diameter 44,5 mm
Overall length of suppressor 116-124 mm
Added length to weapon 98 mm
Net sound suppresssion
(1m left of the muzzle, .308 WIn)
(shooters ear, .308 Win) 25-26 dB(A)
Warranty 2 years
The Ase Utra S series SL5 sound suppressors are available in various calibres, from .222 Rem up to .30-06 Spr calibre.
SL5 suppressors are updated and lightened variants of the earlier S5 suppressor.
Manufactured in Finland by Ase Utra Ltd, the S series SL5 suppressors are manufactured out of 300 series stainless steel and are assembled by welding.
S series SL5 suppressors have a strong construction and are built for a long service life.
The S series SL5 suppressor adds only 98 mm to the length of the weapon, the diameter being 44.5 mm.
S series SL5 suppressors are available with a variety of 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.
The S series SL5 suppressors reduce the weapon sound pressure level by 22-30 dB (depending on calibre, ammuntion type, measurement location).
The S series SL5 suppressors also reduce recoil and muzzle flash significantly.
Rifles tested with the AU S series suppressors, complywith the latest personal exposure limit set by the European Directive 2003/10/EC (140 Pa tai 137 dB (C)).