Trumpet 2Nd Valve Tuning Silde Assembly For Brass Bb Trumpet Instrument Silver. Fit for many models of trumpet Valve replacement and repairing. Suitable for Yamaha YTR2335, YTR4335 Trumpets. Note: Please refer the size before purchase and check if it fits your trumpet, we can not guarantee it's universal. Made of high quality brass, durable and smooth surface. Bach trumpet 2nd slide assembly is a nice replacement for replacing old, broken and missing. Finger ring water key spit valve can coordinate fits your trumpet better, makes your performance more excellent. Total length: Approx 33mm / 1.3 inch; Connector diameter: 1.3cm / 0.5 inch Easy to install and convenient to use, Suitable for Bach Yamaha Trumpet replacement.