J. Bennett Designs, LLC
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersFairfield, PA
SAM.gov UEIMCH2E9VFCEB3
J Bennett Designs manufactures the OMEGA Valve, a tunable gas valve for the Sig Sauer MCX rifle platform. The valve is made from 17-4 stainless steel using additive DMLS manufacturing and coated with hexagonal boron nitride. It features adjustable gas port geometry and SCAR-style gas jet screws to control gas flow, reduce sound signature, manage recoil, and allow rate-of-fire adjustment.
Summarized from the company’s own website
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| J. Bennett Designs, LLC | Fairfield | PA | — | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.


