Protec MX309CT MAX Bass Trombone Case Default:Default A backpack strap kit is

A backpack strap kit is available separately

Standard:  fits nearly all double horns of normal size

The Chubasco produces the largest sound when compared to our other jazz mouthpieces

For trumpet

Protec MX309CT MAX Bass Trombone Case Default:Default A backpack strap kit isThe MAX Bass Trombone Case offers great value and protection. Accommodates up to 10. 5" bells and larger triggers. This case features a soft plush interior lining, slide section secured by hook and loop strap, 2 interior accessory compartments, large exterior pocket with small zippered accessory pouch, and built in backpack straps. Comfort Features Carry handles secured with padded handle wrap Removable shoulder strap featuring an I. D. tag Convenient