Ives 5BB1-HW 4.5 X 4.5 US32D Ball Bearing Heavy Weight Full Mortise Hinge, Stainless Steel Finish, 4.5" Width, 0.180" Thick, 5 Knuckle

The undisputed leader in door accessory hardware.

For more than 120 years, Ives has produced top-quality building hardware that delivers the utmost application flexibility and superior value. A complete line of standard and heavy-duty hinges is available in a full complement of architectural finishes to match Schlage, Dexter by Schlage and Falcon hardware.

Considerations to Determine Hinge Weight and Bearing Type: Weight of Door, Frequency of Use, Frame, Door Hardware

Always use ball bearing or concealed bearing hinges for doors with door closers and in all fire rated openings. Heavy weight doors and high frequency doors should use heavy weight ball bearing or concealed bearing hinges.

Considerations to Determine Hinge Size: Door width, Door thickness, Weight, Clearance.