Heavy Duty Bobcat Power Bob-Tach Hydraulic Cylinder Replaces 7307224 Heavy Duty Mig Welded Ports (not inertia welded like oem) Ductile iron head and piston no aluminium 1 year warranty Made in the USA This cylinder fits many Bobcat models ( CONTACT US WITH YOUR MODEL AND PORT CONFIGURATION ) If you do not know the part number of your current cylinder please contact us Please contact Hydraulic Cylinders Inc. with any questions T770,T870,T750,T740,T630,T595,T590,T550,T450,S510,S530,S550,S570,S590,S595,S630,S650,S740,S750,S770,S850,A770,T650