Name your price/ buy it here: https://goo.gl/forms/Yh3Arc9iofRSoosd2
 
Full info available in the IKEA site: https://www.ikea.com/us/en/catalog/products/20102451/
 
Product dimensions
Length: 77 1/8 "
Width: 41 "
Height: 61 3/4 "
Max. load: 220 lb
Mattress length: 74 3/8 "
Mattress width: 38 1/4 "
Max. mattress thickness: 8 1/4 "

 
Length: 196 cm
Width: 104 cm
Height: 157 cm
Max. load: 100 kg
Mattress length: 189 cm
Mattress width: 97 cm
Max. mattress thickness: 21 cm

If you are into Ikea hacks: https://fantasticfurnitureassembly.exposure.co/how-to-build-a-bed-a-mydal-bunk-bed (not tested). We use this as a loft with no such modifications, we just use the bed without the bottom railings (though railings are available)
 
Can throw in one twin mattress (Jonma spring mattress from IKEA, no longer available from the store. Used only a couple of times by guests).