We are the suppler of door and window parts, especially for the garage door and sliding door parts, Ningbo beilun door parts, Co., ltd are established on 2002 and located in seaport Ningbo. We are in the line of different metal and plastic parts, following is the list of our products:Roller: Steel roller and nylon roller with different shaft lengthBearing: Plastic bearing and steel bearingHinge: Different hinges suit for the door and windowHandles and sliding lock for the different garage doors.Drum for the different dimensionsBracket: Side bracket, top and bottom bracketAngles with holeScrews and nutsOther door parts