Holds One Trombone, Clutch-Adjustable Height, 29 to 47", Spring-Loaded Bell Support, Support Bell with Rubber End Cap, Velveteen Rubber Padding, Stable 22" Base Spread with Rubber Caps, Foldable / Easy Storage. The TS7101B from On-Stage is a portable stand designed to securely hold one trombone. It is an essential accessory for safely setting down your instrument and keeping it at the ready whether you are playing at a concert a rehearsal or simply practicing at home.This sturdy stand features a spring-loaded support bell covered with black velveteen rubber which conforms to the shape of your trombone's bell to prevent wobbling or tipping of the instrument. The mid-point height-adjustment clutch adjusts from 29 to 47 for sitting or standing positions.There is also velveteen rubber on all contact surfaces to ensure further protection of your trombone. The wide 22 tripod base is equipped with rubber end caps for added stability and conveniently folds for easy storage and travel.