Adjustable 4-post rack

1. A rack for electronic equipment, the rack comprising:

a vertical post;

a vertical equipment rail removably connected to the vertical post; and

a front-to-back beam removably connected to the vertical post,

wherein the vertical post comprises a front, a back, and a first side, the front, the back, and the first side forming a channel,

wherein the vertical equipment rail is removably connected to the front of the vertical post and the back of the vertical post and encloses the channel to form a second side of the vertical post,

wherein the vertical post includes a first opening for receiving a first fastener to secure the vertical equipment rail to the front of the vertical post and a second opening for receiving a second fastener to secure the vertical equipment rail to the back of the vertical post, and

wherein the front-to-back beam is removably connected to the vertical equipment rail and disposed between the vertical equipment rail and the vertical post.

2. The rack of claim 1 , wherein the vertical equipment rail includes a plurality of openings, each of the plurality of openings for removably connecting the electronic equipment to the rack.

3. The rack of claim 1 , wherein the front-to-back beam is removably connectable to the vertical post at a first location corresponding to a first depth of the rack and a second location corresponding to a second depth of the rack.

4. The rack of claim 1 , further comprising a side-to-side beam removably connected to the vertical post independent of the front-to-back beam such that the side-to-side beam remains connected to the vertical post when the front-to-back beam is removed.

5. The rack of claim 1 , wherein the front-to-back beam comprises a first section and a second section slidably connected to the first section to adjust the rack from a first depth to a second depth.

6. The rack of claim 5 , wherein at least a portion of the first section nests within at least a portion of the second section.

7. The rack of claim 6 , wherein the first section comprises a first surface for removably connecting the front-to-back beam to the vertical post and the second section comprises a second surface for removably connecting the front-to-back beam to a second vertical post such that the first surface and the second surface are aligned when the first section and the second section are nested.

8. A rack for electronic equipment, the rack comprising:

a vertical post;

a vertical equipment rail removably connected to the vertical post; and

a front-to-back beam removably connected to the vertical post,

wherein the front-to-back beam is removably connectable to the vertical post at a first location corresponding to a first depth of the rack and a second location corresponding to a second depth of the rack,

wherein the vertical post comprises a front, a back, and a first side, the front, the back, and the first side forming a channel,

wherein the vertical equipment rail is removably connected to the front of the vertical post and the back of the vertical post and encloses the channel to form a second side of the vertical post,

wherein the vertical post includes a first opening for receiving a first fastener to secure the vertical equipment rail to the front of the vertical post and a second opening for receiving a second fastener to secure the vertical equipment rail to the back of the vertical post, and

wherein the front-to-back beam is removably connected to the vertical equipment rail.

9. The rack of claim 8 , wherein the vertical equipment rail includes a plurality of openings, each of the plurality of openings for removably connecting the electronic equipment to the rack.

10. The rack of claim 8 , further comprising a side-to-side beam removably connected to the vertical post independent of the front-to-back beam such that the side-to-side beam remains connected to the vertical post when the front-to-back beam is removed.

11. The rack of claim 8 , wherein the front-to-back beam comprises a first section and a second section slidably connected to the first section to adjust the rack from a first depth to a second depth.

12. The rack of claim 11 , wherein at least a portion of the first section nests within at least a portion of the second section.

13. The rack of claim 12 , wherein the first section comprises a first surface for removably connecting the front-to-back beam to the vertical post and the second section comprises a second surface for removably connecting the front-to-back beam to a second vertical post such that the first surface and the second surface are aligned when the first section and the second section are nested.