U can use as double action electro mags or even use as a normal closer but cheap as chips (ex stock items , hence why items are so cheap). The item "(BARGAIN)GEZE E-Mag Closer, Boxer Double Action Full Intumisent Kit And Pivots" is in sale since Wednesday, January 16, 2019. This item is in the category "Home, Furniture & DIY\DIY Materials\Doors & Door Hardware\Door Closers".
The seller is "parkster69" and is located in Cambridge. This item can be shipped to United Kingdom.