The Staging STRS318 3-Tier Standing Choral Riser is indeed a versatile and high-quality option for choral performances. Here are some key features that make it stand out: Construction: Made from high-quality plywood and steel, ensuring durability and stability. Warranty: Comes with a 10-year manufacturer warranty, providing long-term assurance. Configurable Design: Unique ability to combine straight and wedged sections for various configurations, which many competitors lack. Dimensions: Each unit includes three 6’ wide x 18" deep riser panels at heights of 8", 16", and 24". Capacity: Accommodates 33 to 44 people on the risers, and up to 58 including the ground-level row. Finish Options: Available in Carpet or Industrial finishes, with optional rear and side guard rails for added safety. This flexibility and robust construction make the Staging a great choice for various performance needs. The Staging STRS318 3-Tier Standing Choral Riser certainly has a lot of great features! Here’s a quick summary: Capacity: Holds 33 to 44 people on the risers, and up to 58 including the ground-level row. Custom Configurations: Straight and wedged sections can be combined for various setups. Durable Construction: Made from high-quality plywood and steel. Ease of Use: Legs fold into the risers for easy movement, storage, and setup. Stackable: Risers can be stacked when collapsed. Height Options: Risers are available in 8", 16", and 24" heights. Safety Features: Optional rear and side guard rails for added security. Convenient Storage: Optional trolley for easy storage and transportation. These features make it a versatile and practical choice for choral performances. Wate is in the box : Qty 2 - Stand Raise System STRS38. Qty 1 - Stand Raise System STRS355. Qty 2 - Staging Connecting Brackets for Wedge to Straight Choral Risers. Technical Data : Dimensions: 18' W x 62.56" D x 24" H. 10-Year Manufacturer Warranty. MOQ 3 Pack.