Ase Utra SL Series SL5 Suppressors (NOT FOR SALE TO PUBLIC)

Ase Utra Oy


Ase Utra SL Series SL5 Suppressors

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, _"x20 UNF to fit most current centrefire rifles.

Australian Laws limit the sale of suppressors (silencers). Please contact us if you are a government user or have a Special Permit (Silencers).


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)).

Calibres 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
Weight 390-430 g
(Depending on calibre and thread type)
Diameter 44,5 mm
Overall length of suppressor 116-124 mm
Added length to weapon 98 mm
Net sound suppresssion 25-26 dB(A)
(1m left of the muzzle, .308 WIn) 22-24 dB(A) 
(shooters ear, .308 Win)
Warranty 2 years

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