It is a good replacement for your trumpet finger ring.
It is obvious that premium quality, durable and useful.
Great pull ring for trumpets and cornets
If you want to use this to fit a smaller trumpet, you can slightly grind off the two sides.Because it is made of solid chrome, Grinding will be convenient,
length is 82mm or 3.23 inch, utside diameter is 25mm o or 0.98 inch
The total length of the screw is 7mm or 0.28inch, please check whether it is the same size as your old screw before purchasing to ensure that it can fit
The metal valve slide finger ring is for adjusting the third valve tuning slide when needed for playing low notes in the cornet's bottom register.