MTS Products Replacement Sousaphone Case The 1199V Sousaphone Case is a durable and sturdy replacement case for your sousaphones at an affordable price These well-constructed cases feature a heavy-duty ABS shell construction and offer excellent protection The 1199V also features built-in wheels to make this case easy to maneuver The 1199V Sousaphone Case is a durable and sturdy replacement case for your sousaphones at an affordable price