77-TA - Tenor Slide Trombone, small bore, in ABS case - Chrome-plated inner slide - Bell: 203 mm or 8 in. - Bore: 12.70 mm / 8/16 in. - lacquered body.
77-TD HG SC - Bb/ F Professional Tenor Trombone, "open wrap" style, in soft case - Nickelsilver slides - Chrome-plated inner slide - Double ball-joints mechanism - Bell: 215 mm or 8 15/32" - Bore: 13.9 mm or 9/16 in. - lacquered body.