. "The WR21PU-ROC3 is a right arm unit part that appeared in Armored Core: Nexus and later in both Armored Core: Nine Breaker and Armored Core: Last Raven."@en . "The WR21PU-ROC3 is a right arm unit part that appeared in Armored Core: Nexus and later in both Armored Core: Nine Breaker and Armored Core: Last Raven."@en . "WR21PU-ROC3"@en .