★ Condition: Brand new, unused. Includes main body, A parts, and B parts. Size: Screw diameter 4mm (pitch 0.7) Screw length: 11.5mm Two types of weight adjustment are possible. This decorative type is inlaid with abalone shell, which can make your instrument even more unique and gorgeous. There are four benefits just by attaching it! 1. Improved resonance 2. Easier to play high and low notes 3. Easier to express dynamics 4. Adding weight increases stability in all registers. You can easily upgrade your flugelhorn or piccolo trumpet just by replacing it with this. [Reference] This is an image of the flugelhorn used by Eric Miyashiro. Images 4 and 5 It fits YAMAHA, XO, MARCATO, BRASSPIRE unicorn, LIEBEL, Weber, and Stomvi, but there may be individual differences depending on the instrument. Instruments from countries that mainly use the metric system, such as China and Taiwan, are also likely to fit. Other manufacturers have not been confirmed, but it should work if the screw diameter and pitch match, but please do so at your own risk. Please note that we may cancel the listing midway as we are also selling on other sites. ★ Effective even when attached to a piccolo trumpet.