OB-155 BF50 (Obusier de 155-mm bifleche modele 1950) was a French 155-mm 30 calibre howitzer of Cold War era that remained in service with some nations until the 1990s. The gun has a split trail, large slotted muzzle-brake, four-wheeled bogie and a retractable firing pedestal beneath the axles.

Israel mounted French Obusier de 155-mm Modele 1950 gun on a modified Sherman chassis; the superstructure was open on top. Several batteries were used in 1967. After the 1967 war most had their suspension modernised.

This is very rare cannon model and very close to original.