Raindrops 1Set Trombone Repair Parts Kit Silver Copper Rubber Durable Water Key Assembly

Description [Wind Instrument Repair] This trombone repair kit includes a water key valve crafted to meet the needs of brass instrument maintenance. Its robust design ensures stability and prevents mishaps during use. Suitable for various trombone models it simplifies the process of removing internal moisture ensuring consistent sound quality and extended instrument longevity.[Water Key] Features -Color:Silver -Material:Copper rubber -Size:6.30X2.00X1.10cm/2.48X0.79X0.43in