B2經(jīng)典式液壓式閉門器

可承受門重40-65kg

雙段調(diào)速調(diào)節(jié)閥，關(guān)門調(diào)節(jié)閥，閉門調(diào)節(jié)閥

尺寸：230*55*32mm

B2 Classical Door closer

Suit for door weight 40-65kg

Two speed adjusting valve ,close speed valve,latch speed valve

Size:230*55*32mm