Roller Door Coning Collars Vicway™ Coning Collar (Stop Bracket Assembly) Suitable for use on most types of Roller Doors When might you need this?The roller door appears to be moving side-to-side during operation. The door may also “balloon” when you try to close it. ATA™ Coning Collar (Stop Bracket Assembly) Suitable for use on most types of Roller Doors When might you need this?The roller door appears to be moving side-to-side during operation. The door may also “balloon” when you try to close it. FOR SERVICE or QUOTES Please enter your details and we will get back to you shortly! First Name SMS Number Email Postcode