Tama's 1st chair drum throne provides unparalleled durability and comfort, combined with maximum playability. The HT250 features a saddle seat made using a strongly molded foam cushion that will hold its shape for years. The 1st chair height adjustment offers the best of both worlds - the precision of a threaded rod coupled with the quick adjustment of a T-bolt system. Saddle-Type Seat The HT250 features a saddle seat made using a strongly molded foam cushion that will hold its shape for years 1st Chair Height Adjustment (U.S. Pat. No. 5722627) 1st Chair thrones offer the best of both worlds-the exact height adjustment of threaded rod thrones with the fast adjustment of T-bolted systems: 1. Loosen the bolt and raise the threaded rod to the approximate desired height (it's not necessary to get the exact height at this point). 2. Screw the Height lock down to the top of the nylon bushing. 3. If a minor adjustment is necessary, simply turn the height lock or rotate the seat. 4. Tighten the bolt firmly. Features: Saddle Seat Strongly Molded Foam Cushion Threaded Rod T-Bolt System Double Braced Height Adjustable from 16.75" - 24.5" 8.9 lbs Get your Tama 1st Chair HT250 Saddle Drum Throne today at the guaranteed lowest price from Sam Ash with our 45-day return and 60-day price protection policy.