Safco Products 2656BL RSVP  Fixed Height Base with 4 Levelers (Top sold separately), Black RSVP fixed height table base Standard fixed table 29"H Four leveler glides on base Use with Safco Products 30" Round RSVP Table Top Models 2651CY, 2651GR or 36" Table Tops 2653CY, 2653GR or 42" Table Tops 2654CY, 2654GR, sold separately Safco Products optional locking Casters Model 2660BL, sold separately