CYPHER X - SCAR 17S® Compatible receiver CypherX is your foundation for building a SCAR 17s/Heavy 7.62x51mm pistol or rifle. Standard - Maintains the spirit of the original SCAR® by requiring FN's factory quick change barrel mounting...

CYPHER - SCAR 16S® Compatible Receiver Cypher is your foundation for building a SCAR 16S/Light 5.56x45mm pistol or rifle. Standard - Maintains the spirit of the original SCAR® by requiring FN's factory quick change barrel mounting hardware...

Enhance the aesthetics of your PS90 with the XF50 Tri-Rail (formerly Effen 90 Tri-Rail) Custom Billet Receiver. Perfect for your SBR project. *Serialized Component. FFL required for shipping. This item can take 5-7 days to ship. The XF50 Tri-Rail PS90...

Enhance the aesthetics of your PS90 with the XF50 Slick Side (formerly Effen 90 Slick Side) Custom Billet Receiver. Perfect for your SBR project. *Serialized Component. FFL required for shipping. This item can take 5-7 days to ship. The XF50 Slick Side...

Introducing the CYPHER ZERO receiver blank by Imperial Arms Co. *Availability pending the outcome of the ATF's redefining of firearms. Contact your federal representatives to oppose the unconstitutional overreach.  This has been the component that...

Introducing the CYPHER X ZERO receiver blank by Imperial Arms Co. NOTE: For those who need finished, serialized receivers, please follow the respective links as follows: SCAR® 17S Receiver SCAR® 16S Receiver It's finally here. The component...