The Staging STRS419 4-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", 24" and 32". Capacity: Accommodates 45 to 56 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 great choice for various performance needs. The Staging STRS419 4-Tier Standing Choral Riser certainly has a lot of great features! Here’s a quick summary: Capacity: Holds 45 to 56 people on the risers, and up to 70 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", 24" and 32" 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 STRS48. Qty 1 - Stand Raise System STRS455. Qty 2 - Staging Connecting Brackets for Wedge to Straight Choral Risers. Technical Data : Dimensions: 19' W x 78.62" D x 32" H. 10-Year Manufacturer Warranty. MOQ 3 Pack.