The trombone bell screw is used on older Edwards trombones that do not have edge bracing and require bells to be attached with this screw. 1 for tenor trombone and 2 on the bass trombones. This screw is also used on the Getzen 3047AF(R) and 3062AF(R). 2 week return policy. All returns are subject to a 5% restocking fee.
