1250 Vertical Series 6 Compartment Aluminum Recess Mount Mailbox Drop Ceiling Tile JET increased the width and LED A19 Bulb JET increased the width and height of the stand and added new features that exceed expectations Specification Details Brand Hillman Product Type Hex Head Cap Screw Diameter 1 4 inch Length 1 1 4 inch Material Steel Grade 8 (USS) Finish Heat treated yellow dichromate Thread Type Coarse Threading Partially threaded along shank Head Style Hex head with washer face under head Pieces per Package 100 Packaging Boxed Model Number 220018 UPC (alternate) 008236081312 Unit of Measurement Imperial Tightening Method Use with wrench or drill Frequently Asked Questions (FAQ): 38 in Manufacturer Warranty Florence Manufacturing provides a five year warranty from the date of product shipment covering defects in material and workmanship of all equipment D compartment size