if it's the 98DA(double action) probably few, if any of the parts are interchangeable with the hi power with the exception of the magazines(conflicting reports on those). the 94 being SAO however would probably be able to share many parts...
this is all conjecture on my part however, I do not own an arcus or BHP though I have seriously considered the 98 several times.
all guns lost in a tragic smelting accident.
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