Velcro straps secure the body of your trombone to the base. The slide is attached to the lid with a velcro belt. There is space for accessories in an interior compartment or in the exterior pocket.

Which size do I need?

MB model: bells up to 9.5 inches

MB-XL model: bells up to 10.5 inches

MB-F model: bells up to 9.5 inches and higher crooks

--

Optional add-on:

  • detachable sheet music bag with trombone stand straps

Some of the pictures on this page include the standard bag, and others include the stand strap upgrade, which would incur an extra charge.

 

The case includes:

  • 2 backpack straps

  • 1 shoulder strap

  • 1 mouthpiece pouch for three mouthpieces

  • 1 pouch for 2 leadpipes

  • 1 identification tag

--

Structure: Made of fiberglass or carbon fiber.

Exterior: Made of nylon or leather in your choice of Marcus Bonna fabric.

Don't see the colors you like here? Check out the Marcus Bonna Options page.

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Marcus Bonna cases have been an extremely popular choice for brass players since 1991. All MB cases are lightweight, compact, and durable. Fiberglass (or carbon fiber) shell, nylon (or leather) exterior. High-quality stitching and components. Handmade in Brazil.

Special Order a Marcus Bonna Fixed Bell Model MB Bass Trombone Case

SKU: mbbtromblackn
Regular price $689.95
Unit price
per 
Availability
 

Due to the uncertainty regarding US tariffs, prices for any items not in stock cannot be guaranteed and may be subject to an additional import fee.

Shipping calculated at checkout.

Velcro straps secure the body of your trombone to the base. The slide is attached to the lid with a velcro belt. There is space for accessories in an interior compartment or in the exterior pocket.

Which size do I need?

MB model: bells up to 9.5 inches

MB-XL model: bells up to 10.5 inches

MB-F model: bells up to 9.5 inches and higher crooks

--

Optional add-on:

  • detachable sheet music bag with trombone stand straps

Some of the pictures on this page include the standard bag, and others include the stand strap upgrade, which would incur an extra charge.

 

The case includes:

  • 2 backpack straps

  • 1 shoulder strap

  • 1 mouthpiece pouch for three mouthpieces

  • 1 pouch for 2 leadpipes

  • 1 identification tag

--

Structure: Made of fiberglass or carbon fiber.

Exterior: Made of nylon or leather in your choice of Marcus Bonna fabric.

Don't see the colors you like here? Check out the Marcus Bonna Options page.

-----

Marcus Bonna cases have been an extremely popular choice for brass players since 1991. All MB cases are lightweight, compact, and durable. Fiberglass (or carbon fiber) shell, nylon (or leather) exterior. High-quality stitching and components. Handmade in Brazil.

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