soooo my trumpet has seen better days... the pinky ring had come off a year ago but never got to service (because I was lazy) and the thumb ring on the left
Double Trumpet Ring 2 (VNHSBH9GX) by GHP
Mouth Trumpet Ring Men Wedding Ring Gray Tungsten Ring for - Etsy
Pull-out ring for trumpet NS, € 8,99
Lightweight Trumpet Rubber Tuning Tube O Ring Anti Noise Muffler Apron Trumpet Musical Instruments Replacement Parts|Parts & Accessories| - AliExpress