Adjustable leg is made of 14-gauge steel with 16-gauge ribbed leg and 2-3/4" wide foot that can be bolted to the floor. Fits bench depth of 30". Adjustable from 29" to 33" height which gives you flexibility to set the table height for standing or sitting jobs. Has front and rear knockouts for electrical connections. Leg has a gray powder coat and holes punched for mounting the stringers or shelves sold separately as accessories.