






Marcus Bonna cases (from above left to right) are the MB-5 flight case (detachable bell, two mutes), the MB-4 flight case (detachable bell), and the MB-1 (standard detachable bell).
Marcus Bonna flight case model MB-5st above (detachable bell, one mute, one music stand).The MB-5 is similar on the inside, except there is room for two mutes.
Marcus Bonna flight case model MB-6 above (for detachable bell with room for mute and music stand).
Marcus Bonna fixed bell horn case model MB-2.
Marcus Bonna standard case model MB-3 with detachable compartment for bell.
Natural horn case with detachable compartment for crooks.
e betuis Obis
