Overwhelmingly versatile and infinitely adjustable, our modular 'Base Shelving' units are an incredible storage solution for retail, commercial or residential spaces alike. Perfect for your record collection, plants, books, storefront, etc. If you'd like to stack multiple tables together vertically, you'll need a set of our vertical locks for each additional layer. To expand horizontally, you'll need a set of our horizontal locks for each new table. Each 'Standard Base Table' or 'Corner Base Table' will include two 1/8" thick steel shelves and all necessary hardware (and wrench) to assemble. 3" locking caster wheels or self-leveling feet are optional for every Standard or Corner A/B table. For dimensional customization, powdercoating options, retail inquires or configuration assistance please reach out as we'd love to help. Oiled steel tables will ship within 3 business days. For powdercoated options, please allow an additional 5-10 business days prior to shipping. Standard Measurements; Standard Base Table - 18"W x 13"D x 14.5"H. (46cm X 33cm x 37cm) Corner-A Table - 13"W x 13"D x 14.5"H. (33cm X 33cm x 37cm) Corner-B Table - 18"W x 18"D x 14.5"H. (46cm X 46cm x 37cm) -Locking Casters will add an additional 4” (10cm) height to each table. -Self-Leveling Feet will add 1" (2.5cm) height to each table. -Bookend Upgrade will replace one standard table panel with slotted panel & hardware for two adjustable bookends. *Please not that casters or self leveling feet can not be used in conjunction with horizontal connectors. *Bookend upgrade is only available for standard base tables. Please click the following link for assembly videos. https://rb.gy/b6ukg6 Free shipping within contiguous United States. Each unit is proudly designed, hand cut, assembled and welded in Central California using American-made steel. Due to the nature of raw metal, please expect minor variations, surface scratches and imperfections. If you'd like a perfectly clean finish, please opt for a powder coated finish. ------------------------------------ For our standard powder coat samples, please check here. https://etsy.me/4fcjZ9G