Radian Model 1 10.5" Upper Receiver Assembly
The Radian Model 1 10.5" upper is an AR15-pattern upper receiver assembly built around a match-grade 416R stainless steel barrel and a proprietary extended M-LOK handguard. It features a direct-impingement operating system and a full-length Picatinny top rail.
This unit includes a Radian Raptor ambidextrous charging handle.

