Overall Width:
base to base = 22 1/8" , post to post = 20 1/8"

Depth (base):
35 3/8" , post to post = 28.75"

Height:
30.75"

Maximum length of sliding rail's brackets:
22.5"

Useable height:
26.25"

Hole to hole width:
19" , Maximum equipment' width: 17 11/16"

Accessories:
Two pair of post frame
Heavy duty plinth, allows you to bolt on ground
Two pair of angle support for post and plinth
50 pcs M6 bolt screws W/washer
50 pcs M5 self-tapping screws
50 pcs M6 square nuts
Depth connection brackets