Bottom file drawer accepts letter or legal size folders, Bottom file drawer accepts letter or legal size folders, Drop-front center drawer has ball bearing extension guides, and a wiring access cutout, All outside drawers have dovetail joinery and ball bearing extension guides, plus top outside drawer has a felt-lined bottom, L-Return: 47 1/4" long x 23" deep x 30 1/2" high, L-Desk: 68 3/4" long x 28" deep x 30 1/2" high, Drop-front center drawer has ball bearing extension guides, and a wiring access cutout, All outside drawers have dovetail joinery and ball bearing extension guides, plus top outside drawer has a felt-lined bottom