ECHOCORE Sector 556 - Compact

Second only to its full-size sibling in 5.56 sound suppression in the EchoCore lineup, the Sector 5.56 Compact packs serious suppression into a short, CQB-friendly package. It’s made from 718 Inconel, fully 3D-printed and weld-free, and features the same XCR system for tight gas regulation. Perfect for vehicles, urban use, or anywhere you need agility without compromise.

Quick Hits

• 12.9 oz — 5.11 in Length — 1.75 in Diameter

• 5.56 / 6 ARC rated

• 3D-printed Inconel body

• HUB (1.375×24) or 1/2×28 direct thread

• XCR helix baffles reduce blowback

• Low-flash vented endcap

• Full-auto rated — no barrel limits