... ",20" 4,competitive good 4-bar heavy duty top side stays FBX224 • 22mm square slot, non-handed, heavy-duty friction stays. Suitable for till & turn ... longevity. High resistance to corrosion. Specification of the hingeLength(inch)Slot Width(mm)Bar Width(mm)Bar Thickness(mm)Max Weight ... friends, if any necessary, welcome to contact us! 4-bar heavy duty top side stays FBX224(22mm suqare slot)