National catalog model No. V285. The extra heavy T hinge is rust-resistant ACQ safe - safe for use with premium woods like cedar and redwood. Patented bearing design eliminates metal-to-metal contact for smooth, quiet operation. Tight pin for right or left hand applications. Offset screw holes for extra strength. Meets ANSI/BHMA A156.20 bearing grade cycle requirements (100K). Made of stainless steel. 1 per pack. Carded.