The LCN Door Closer 4041XP-HCUSH is the 4040XP, eXtra Protection closer with the 4040XP-3049HCUSH Hold Open Arm.  You get the same performance of one of the most revered closers with the functionality of the CUSH hold open arm.   The cylinder features cast iron construction, forged steel arm, double heat treated steel pinion, non-handed, LCN® “Green Dial” spring force indicator, Peel-n-Stick templates, UL and cUL Listed, 3⁄4″ journal diameter pinion, full compliment bearing, and tested and certified under ANSI standard A156.4, Grade 1.  With this package you have the flexibility to mount the closer on a left, right, but it has to be mounted in the push side of the door is a parallel arm type application.