PART NO.: VOE14589134,14589134, APPLICATION MODEL: VOLVO EC240B QUALITY: WEARABLE, HIGH TEMPREATURE ENDURANCE, HIGH PRESSURE RESISTANCE, GOOD PERFORMANCE MATERIAL: NITRILE RUBBER(NBR), POLYTETRAFLUOROETHYLENE(PTFE), POLYURETHANE (PU), NYLON, COPPER, STEEL ETC THE SEAL KIT CONSISTS OF ROD SEAL (IDI/ISI), BUFFER RING (HBY), DUST SEAL (DKB), O-RING, BACK UP RING, PISTON SEAL (SPGO/SPGW/SPG/KDAS), WEAR RING (WR/KZT/N4W)ETC; VARIOUS SEAL KITS AVAILABLE FOR BOOM/ARM/BUCKET HYDRAULIC CYLINDER, MAIN PUMP, CONTROL VALVE, TRACK ADJUSTER, SWING MOTOR, TRAVEL MOTOR, CENTER JOINT, REGULATOR VALVE, PILOT VALVE AND GEAR PUMP, ALSO O-RING BOX, COUPLING, DU BUSHING, PISTON STEEL RING, PUSHER ARE AVAILABLE NOTE: THE PICTURE IS JUST FOR REFERENCE, THE REAL PRODUCTS MAY LOOK DIFFERENT VOE14589134,14589134 BOOM CYLINDER SEAL KIT FITS FOR EXCAVATOR EC240B, AFTERMARKKET REPLACEMENT EXCAVATOR PARTS