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S series SL7i sound suppressors are available in various calibres, from .308 Win up to 9.3×66. SL7i suppressors are updated and lightened variants of the earlier S7 suppressor. Manufactured in Finland by Ase Utra OY, the S series SL7i suppressors are manufactured out of 300 series stainless steel and are assembled by welding. Sound suppression 30–33 dB (1 m left of the muzzle, .308 Win), 26–28 dB (shooters ear, .308 Win). Weight 465–485 g (.30, 8mm), 570–590 g (.300 / .338). Diameter 44,5 mm (.30, 8mm), 45 mm (.300/.338).

SL7i is a good option for those who are seeking maximum sound suppression levels on .308 Win calibre for example. S series SL7i suppressors feature a robust construction and they are built for a long service life. The S series SL7i suppressor adds only 147 mm to the length of the weapon, with the diameter being 44,5 or 45 mm.

S series SL7i 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.

The S series SL7i suppressors also reduce recoil and muzzle flash significantly. Rifles tested with the S series SL7i suppressors, comply with the latest personal exposure limit set by the European Directive2003/10/EC (140 Pa tai 137 dB (C)).

.30 8mm .300 Win Mag/.338 Lapua MagCaliber

465–590 gWeight

162 mmLength

147 mmAdded length

44,5–45 mmDiameter

30–33 dBSupression

300 series stainless steelMaterial

Blasted stainless finish or CeraKoteFinish

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