These carriage bolts are used to attach most hardware to garage doors. This bolt prevents spinning during installation & tightening, tighten without being on both sides of the door. SKU: 41837600 MFG: 01146 Shop more products by Midwest. We offer lowest price on Nuts, Bolts, Screws & Fasteners, save money on large orders with Life and Home. SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Shipping charges calculated at checkout. Sold out $24.91 Quantity Sold Out Sold out Request a Bulk Quote Thank you for your quote request. We will be in touch. DETAILS Description DESCRIPTION Highlights: Overall Length: 4-1/2" Diameter: 1/2-13" Finish: Zinc Plated NC Thread Used on wood or steel garage doors Number In Package: 25 FEATURES MFR: 01146 SKU: 41837600 UPC: 738287011463 Brand: Midwest