6 5/8" C to C Hole Alignment | Patio Door Handle Set - Chrome Finish Sliding Patio Door Replacement Handle, Parts, Handle Replacements for Guardian Glass Doors, Hurculite, Noran-DX, and some other old sliding patio doors - patio door handles are NOT ALL THE SAME .. they are not universal styles, easy to replace .. usually only two screws. These could have been used on some old PGT, PPG Glass Doors. Includes keeper and screws. Not available with a key lock and no mortise assembly is included. 

PLEASE SEE THE PICTURES AND MEASUREMENTS BELOW.       

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