Is the SK50 door closer good for my door?

Please note that these door closers are for doors weighted no greater than 30 lb. 

And it might not have enough power to latch your door if you have a latch on. 

If you are continuously experiencing difficulties or failures of these door closers, it could be that these door closers are not suitable for your applications. Please check out some other door closers here: https://www.idealinc.com/en/door-and-window-hardware/storm-and-screen-door-hardware/door-closers/