I have an older MX10 O/U gun with 29 1/2" non ported 4 notch adj rib barrels, serviced and new locking block and also has the engraved top lever with Gold Crown , new style Perazzi MX10 wood with RH palm swell, pull triggers and ALL matching ser #'s on metal. Factory fixed chokes with 18.4 bore and 32th top barrel and 24th bottom. Bluing is excellent and the LOP with existing thin pad is 14 3/8" and ser # of gun is 87586 (( $7500 Delivered to your FFL in the Lower 48 )) Any questions please send a conv message for info and contact # - Thanks Bob