Spring Kits

High Performance Firearms LLC (d.b.a. Hiperfire) offers Spring Refresh Kits for their proprietary trigger assemblies such as the Hipertouch, EDT, and more. These Spring Kits provide replacement and enhancement parts for your favorite MSR firearm chambered in .223 Rem, 5.56x45mm, .300 Blackout, and 7.62x39mm.