3pcs Silver Copper Trumpet Slide Finger Ring, Trumpet Valve Pull Ring with 3 Screws, 3 Inch Length Trumpet Slide Finger Ring, Trumpet Accessories Compatible with Yamaha Trumpet electronics_July2024_update if hold AA or EN-EL15

if hold AA or EN-EL15 batteries only for 7FPS shooting

High quality for durable and long- lasting use3

There are full-width grills located on the top and bottom of the interface

Fits into your bag or bin of coffee

provides 10 f-stop reductions

3pcs Silver Copper Trumpet Slide Finger Ring, Trumpet Valve Pull Ring with 3 Screws, 3 Inch Length Trumpet Slide Finger Ring, Trumpet Accessories Compatible with Yamaha Trumpet electronics_July2024_update if hold AA or EN-EL153pcs Silver Copper Trumpet Slide Finger Ring, Trumpet Valve Pull Ring with 3 Screws, 3 Inch Length Trumpet Slide Finger Ring, Trumpet Accessories Compatible with Yamaha Trumpet Product Features You will get 3 x Trumpet Slide Finger Ring With Screws. Colour: Silver, Width: 25mm 1inch, Total length: 75mm 3inch, enough for you to use for a long time or share with classmates or friends. The Trumpet Slide Finger Ring is made of high quality copper, sturdy