TAMA Safety Lock Marching Stands set the standard for adjustability, versatility, and safety. All stands easily adjust to the desired height. Snare, tenor, and bass drums can be positioned in any of 360 degree positions with complete stability. The center of gravity design prevents drums from tipping over. Legs can adjust to allow setup on uneven terrain or in stadium seating. All stands include a duel locking system that safely lock each drum to the stand. Even bass drums will stay in place if accidentally bumped or in high wind conditions. Each stand also features a multi lock clamp to securely lock each stand to the stadium seat. There is no danger of stands tipping over while performing at sporting events.Snare Anti-Shake BumperA built in rubber bumper supports any size snare drum from wobbling. No adjustment is necessary.Upside Down SettingSnare drums can be set upside down on the stand to allow for comfortable and easy head changes, tuning, or mute adjustments.