SKB 76-Note Roto Molded Case With Wheels - 52" X 20" X 5 1/2"The 1SKB R5220W Roto Molded Keyboard Cases feature a molded in unbreakable carrying handle, end handle, and an integrated valance design which incorporates a new patented trigger release latching system. These indestructible latches are injection molded from fiberglass reinforced nylon, are easy to operate and survive the rigors and abuse of the road. Each case has roller blade style wheels for easy transport. With the adjustable corner cleat system