The Putterman Surface Mount Tennis Post w/ Internal Wind (2 7/8 Inch OD) is sold as a pair of tennis posts. The tennis posts are round with 2-7/8” outside diameter, welded to 3/8” steel plate for directly bolting to a concrete slab or roof deck. They are made of galvanized steel posts that are powder-coated in your choice of black or green. (Sleeves not included, Mounting Hardware not included).Features:Premium 2-7/8″ Internal Wind Post Set 60” high (42” playing height)12-gauge powder-coated galvanized steel postsInternal brass winder and lacing rods, including a crank and two post capsThe Putterman Surface Mount Tennis Post w/ Internal Wind (2 7/8 Inch OD) comes as a pair of tennis posts in either black or green; with a welded 3/8” steel plate for directly bolting to concrete slab or roof deck.