ECHOCORE Sector 556 - Compact

Get a Free $100 Silencer Shop gift card when you purchase this product through Silencer Shop's website, for a limited time, you will receive your Silencer Shop gift card via email to the address listed on your Silencer Shop account post shipment for 4473 Transfers or after your eForm 4 is submitted to the ATF (if applicable). Gift card may be applied to any future transaction on our site. (The Gift Card CANNOT be applied to the tax stamp of this purchase but can be used towards tax stamps on other future orders). Backorders do NOT qualify for this promotion.

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