The old 4030/4130 closers and arms are obsolete, there is nothing to replace them. No arm from other closers will fit
There is no closer that can replace the old 4030 series closer with the exa...
SRT "Self Reaming, & Tapping" screws are the default type screws shipped with LCN closers, when a specific screw type is not specified.
There are 3 standard lengths of SRT screws:
1-3/8"
1...