Square Strut Washer. Similar to Unistrut Brand P1063 EG Size: 3/8" X 1-5/8" X 1-5/8" Quantity: 100 Coating: Electro Galvanized (Zinc) Combined shipping is offered on many of  items,when you're finished shopping please request an invoice for your combined shipping discount. Check out our other items! http://stores.ebay.com/reddingfasteners/ Be sure to add us to your favorites list!  (Ships from California)