... shaking,easy installation,etc. 1) Name-- motorcycle cable casing ; outer casing ; cable casing ; cable hose ; cable outer,etc..2) Diameter--5mm,6mm,7mm,8mm,9mm ... means with linner or inner plastic) 4) Quality-- AA quality ( OEM quality, best quality, ROHS PVC) A quality B quality( recycle PVC) Can supply samples for ...