Probus, Antoninianus, 277 (Pink)/280-281 (Gysen), Fourth Emission, Serdica, Officina 2IMP C M AVR PROBVS AVGHelmeted, radiate, cuirassed bust left, spear in right, buckler style shield in leftS_O_LI INVICTOSol in split quadriga, horses have all legs showingKAB in exergue22mm x 25mm, 3.18g