Smith Cary / Regal sliding Glass patio door rollers - discontinued
1. Drive out pin; install new roller and use the bolt that comes with roller - no nut. ( this assumes housing is in good condition)
13213: 1-1/4 roller with bolt -
13284: 1-1/8 roller with Assorted Pins and Axles
2. 13171: New housing 3/4 Wide x 1-1/8 tall Housing with Two Tabs; The housing is not as wide. The original is 15/16 wide, The replacement is 3/4 wide. Requires modification. Need to drill the tab holes a little larger. Then spread the housing to fit.
3. 13101: New assembly; 3/4 width; drill 2 holes in top of rail for tabs to lock into.Spread width tabs to 15/16 spacing. Helpful Article:How to Replace Rollers in an Aluminum Sliding Glass Door