The Ase Utra S series SL5i sound suppressors are available in various calibres, from .222 Rem up to 8 mm calibre.

SL5i suppressors are updated and lightened variants of the earlier SL5 suppressor.

Manufactured in Finland by Ase Utra Ltd, the S series SL5i suppressors are manufactured out of 300 series stainless steel and are assembled by welding.

S series SL5i suppressors feature a robust construction and they are built for a long service life.

The S series SL5i suppressor adds only 103 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 and 5/8"x24 UNEF to fit most current centrefire rifles.

Other threads are also available.