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davebender: the 15 cm sFH18 is a howitzer....
tomo pauk: the 15 cm K-14 are howitzer...
then French 155mm GPF fits the bill nicely(agreed with Fastmongrel). Although I'd like to see it with a nice big muzzle brake, so the carriage can be lighter. Shortcoming is the need to produce all new shells charges for Italian needs.
as long as they have cash to pay.