support arms

详情

we are manufacturing at least *1 design of window friction stays.Size are available in all design from 6inch to *6inch. ranging from 2.**3.0mm in bar thickness, ****8mm in bar width, ****3mm in groove width. our present production capacity is ***0,**0 pcs / month. Friction stay Manufactured from high grade austenitic (**4#),**2#and **0# stainlees steel. Durability and smooth opeartion. Be suitable for large or heavy duty top-hung casement windows. Heavy Duty Friction stay Manufactured from hign grade austenitic(**4)stainlees xxxxx steel/plastic slider for strength. Durability and smooth opeartion. Be suitable for large or heavy duty top-hung casement xxxxx commercial vent up to *0Kg. support arm Product Description: high grade Austenitic(**4) stainless steel is uded throughtout support arms. Using on top-hung windows to limit the xxxxx vent can be locked open at a desired position for ventilation and to prevent sudden closing during wind xxxxx unlock the support arms from its opening position,simply lift the sash slightly then close.