The CBT640BC KIT includes the Yamaha CB-640 Concert Bass Drum, the Yamaha T-Bass Drum Stand, and a CBC-200 black Cordura cover. Yamaha CB-640 Concert Bass Drum The Yamaha CB-640 is a 40” x 18” Concert Bass Drum that features 8-ply birch and mahogany shells that are made using a unique Air-Seal System process. The combination of materials and manufacturing process give Yamaha concert bass drums a focused tone with strong attack, and provide unmatched durability. The CB-640 has a black plastic wrapped finish. Includes FiberSkyn 3 heads and a CBC-200 durable, water-resistant black Cordura cover. Yamaha T-Bass Tough Terrain Bass Drum Stand The T-BASS Tough Terrain Drum Stand accommodates 28 in. – 40 in. concert bass drums and can be tilted to any preferred playing angle. Yamaha's Tough-Terrain Frames feature brawny, welded steel construction and aggressive 10-in. pneumatic tires that roll effortlessly over any field of play. Truly band-director-designed, Tough Terrain Frames have a minimum amount of adjustments to eliminate loosening and subsequent loss of parts. They help instruments endure the stress and natural elements that percussion instruments are put through on a daily basis.