Eagle Vision - SIGMA M4 Sound Moderator Interchangeable Caliber (41MM X 174MM)
The Sigma Moderator / Silencer comes with 3 interchangeable caliber liners, .177 / .22 / .25 - which allow you to size for your requirements.
These are exceptionally well built and great looking mods which work very well on airguns. Lots of spares included and normal high quality Eagle Vision build quality.
- Our multi-caliber sound moderator system can be used in different air rifles over various calibers.
- Interchangeable internal liner can be swapped with another caliber liner without opening the moderator with the tools provided.
- No moving parts, all components are secured with ‘O’ rings to improve accuracy, limit vibration and avoid pellet clipping.
- All parts are manufactured by CNC; Some internal parts have tolerance of + or – 0.02.
- All our liners can be used with future Eagle Vision sound moderator models.
- The caliber specific liner reduces the sound level to a minimum.
- Extra vent holes on the first tube release air pressure from the first to the second chamber.
- The space between the first and the second tube is pre-wrapped with ballistic fiber felt to reduce sound leaving – it’s also wrapped with stainless steel wired mesh to create a stunning look.
- The outer groove is designed to release air and give a better grip.
- Also with an interchangeable end cap.
- Available caliber liners: .177, .22, .25 use with out liner for 30 and 35 caliber.
- It can be used with different calibers up to 9mm by removing the liner.
Outside Diameter: 41MM
Muzzle Threads size: 1/2 UNF X 20
- 1x Sound Moderator
- 1x 177 Liner (2x spare o-rings) 14grams
- 1x 22 Liner (2x spare o-rings) 13 grams
- 1x 25 Liner (2x spare o-rings) 12grams
- 1x Tool
- 1x Storage Case
- 1x O-ring silicone grease
- 1x soft bag
This silencer / moderator is for Unlicensed Airguns only.
We are not responsible for clipping or any misalignment of your barrel. If the moderator is fitted and or used / damaged in any way it is not returnable.
We do not ship this item outside of the UK
You must be over 18 to purchase this item as declared on entry to the site.