- Robust ABS plastic case - 30 mm frame padding - 40 mm bell padding - Extra strong aluminium frame - Velvet-lined interior - Mouthpiece holder - Castors allow an easy and comfortable transportation - Colour: Black - For tubas up to the following size: Bell Ø 500 mm, top width 520 mm, length 1130 mm, bottom width 500 mm, height of the valve mechanism 270 mm EUR 839.00 - See more - Buy online