Unit is cleaned, sand blasted, and locating pin replaced with o-ring installed and new locking nut. 
New Replacement Sleeve Barrel Pipe Table Top Cylinder Coats Rim Clamp 8181627
Table Top Cylinder Seal Kit For Coats Rim Clamp Tire Changer 8182080
Table Top Cylinder Seal Kit Fits Coats ®* Rim Clamp Tire Changer 8182080
For COATS Tire Machine Repair End Cap For Table Top Cylinder 8181622 50X 60X 70X
For COATS Tire Changer Table Top Cylinder End Cap Bottom Replaces 8181622 181622
Table Top Cylinder Seal Kit for COATS Rim Clamp Tire Changer 8183811, 8182080