Bushmaster Model Core Sound Mitigator: Ultra-light. Ultra-quiet. Built for stealth.The Bushmaster Carbon Sound Mitigator – Core is the most popular model in the lineup for a reason: maximum sound reduction in a compact, lightweight package, optimized specifically for HPA platforms. This is a field-tested (on snipers, MTW, HPA builds) sound Enhancer that dramatically reduces the report of your HPA replica. Design Philosophy Developed and refined through years of real-world use by myself, teammembers, youtubers like Kicking Mustang, Kaslab and Rummbolt and many many players all over Europe and the US. Every Core sound Mitigator is hand-assembled, extensively tested, and tuned for maximum efficiency per gram. The Core hits the sweet spot between size, weight, and suppression. Compatibility 14 mm CCW (counter-clockwise) M4 outer barrels Plug & Play — no modifications required Performance Notes (Important) Recommended for HPA replicas onlyAEG and GBB platforms gain minimal benefit from any sound Mitigator. The difference on HPA is immediately noticeable —you will be surprised how quiet your replica becomes. Proof & Support Instruction videos available on YouTube: callsign.bushmaster Backed by extensive real-world testing and community feedback Bottom line:The Bushmaster Carbon Sound Mitigator – Core is one of the quietest HPA Sound Mitigators you can run without going oversized. Lightweight, beautifully finished, and brutally effective. FEATURES AND SPECS Full carbon construction (1.5 mm wall thickness)Extremely lightweight, yet strong enough to withstand hard field use. And I have driven my car over it so its very strong:) Studio-grade acoustic foamCustom-cut internal foam rings, similar to materials used in sound studios. Integrated “fart flap” systemReduces air exit noise and prevents pressure pop common on HPA setups. Rock-solid designBuilt to be used, abused, and relied on. Hand-built & field testedTested by myself, teammates, and over 1000+ players in real games. Available Sizes (Model Core – 40 mm diameter) 150 mm / 15 cmCompact, lightweight, excellent all-round suppression. 180 mm / 18 cmIncreased internal volume — ≈20% quieter than the 150 mm version.