The Roland RRC-76W 76 Key Keyboard Case With Wheels is a heavy duty road case which is tough and durable enough for gigging and travel. The Black Series 76-note keyboard case is perfect for regular performers. A rugged exterior and thick internal foam padding shield your instrument from bumps and bruises while heavy-duty carry handles and low-profile wheels make transport easy. This Roland Black Series case provides the ultimate protection for your 76 key keyboard. Dimensions Exterior Dimensions: 55 in. x 22 in. x 8.75 in. 139.7 cm x 55.88 cm x 74.725 cm Interior Dimensions: 45.86 in. x 12.59 in. (min) 50.3 in. x 17.7 in. (max) 116.5 cm x 32 cm (min) 128 cm x 45 cm (max)