Wexxar-Bel Semi Automatic Case Former-Model 505G4. Serial number 505-198288, constructed of stainless steel and aluminum. Quick size change over adjustment feature. Case size range 8" to 26.5" Long, 6" to 16" Wide, minimal 3" High Average speed is 15 CPM; Pneumatic operation, Air regulator/filter assembly. Leg levelers; 80 psi Air requirements