The old model number is CTR-506R. Excellent performance popular trumpet, Kris John endorsement.
11.70 mm(0.460 in) bore.
127 mm(5.000 in) soldered wire rim gold brass STANDARD/STANDARD bell.
Sterling silver leadpipe.
Standard heavy weight main tuning slide.
Yellow brass inside/outside tuning slides.
1st valve slide ring.
3rd valve slide fixed finger ring with stop screw.
Deluxe multifunctional carrying bag, 3C mouthpiece, cleaning cloth, cleaning rod, valve oil.
Added parts:
1 square main tuning slide.
3 super thin finger buttons.
3 light weight valve springs.