Developed in collaboration with the Phantom Knights marching band, the BBb 4/4 Marching Contra (Tuba) TB421 balances well on the shoulder for easy carrying in parades.

The TB421 brings the depth of a concert-tuba sound into the marching world with surprising ease, as it offers the kind of projection and richness you expect from a full 4/4 contrabass instrument, yet it’s shaped and balanced for the practical realities of marching performance.

The weight is thoughtfully distributed, helping players maintain control and comfort throughout long rehearsals, parades and field movements.

Tonally, the instrument carries the warmth and breadth of a true contra tuba, giving ensembles a powerful low-end foundation that remains clear and centred even outdoors. 

It speaks easily across the whole range, making it accessible for advancing students and rewarding for seasoned players who need reliability under pressure.

For bands looking for a contra marching tuba that offers both musical presence and practical design, the TB421 delivers the best of both worlds; strong projection, stable tuning and a voice that anchors any marching ensemble with confidence.

Complete with a hardened bell and extra thick silver plating, the TB21 is an exceptional marching tuba for sale. 

Specifications

• Bell: 488mm (19″)
• Bore: 16.8mm (0.661″)
• Valves: Stainless steel
• Slides: Nickel inner and outer
• Weight 8.1kg (18 lb)
• Length: 99cm (39″)
• Hard latched case with latches

Special Features

1. Balanced for easy carrying
2. Hardened bell
3. Extra thick silver-plating
4. ABS latched case

Gig Bag - B12