ABS aluminum flight case: 1.removable lid, 2.combination lock. 3.flexible rolling wheels. 4.high quality and good design. ... ,easy to carry awayWheelFour versatile flexible rolling wheels.TrolleyNo trolleyLockDurable combination lockColorBlackUsagetravel,bussiness trip,visit,instrument storagePackingbubble bag,1pc/cntServiceOEMMOQ200pcsWe are ...