Nice glide to the slides! Our brass inner tuning slide tubes come in approximately 9" rough cut lengths.    .635" OD .530" ID  

Used in a bass trombone wrap   Outer span is 5.64"  Inner span is 4.40"  Tube OD is .640"  Tube ID is .594  Center to center is 5.10"    

Nickel Outer Slide Tube Fits Well With the Brass Inner Tubes.  6.625" Long

Tuning slide crook for our tenor trombone wrap 5.18" OD span    4" ID span

 Used in Our Bass Trombone Wrap, allows axial valves to align. Outer span is 2.10"  Inner span is .695"  Tube OD is .640"  Tube ID is .594  Center to Center is 1.500"