The Positron Blaster Cannon or the miniaturized of Lohengrin (portable version) is an additional weapon for MG 1/100 Astray Blue Frame (MBF-P03), this one is produced by CG. Estimated price $20 (USD). According to Gundam wiki, this weapon is stored in two pieces on Blue Frame Second's hips, and connected into a single gun for use. It was powered by its own ultra compact nuclear reactor (