... condition:-45~80degree. Concealed door closer,passed EN1154 test 500,000 cycles,suitable for timber or metal door Description1.Concealed door closer,passed EN1154 test 500 ... ,brown,brown,gold 5. suitable for timber or metal door.6.item No.: 4022,4023,4302,4303,4304.Built- ... Wish we can set up business relation in the future. Concealed door closer,passed EN1154 test 500,000 cycles,suitable for timber or ...