Rack pulley system for exercise equipment

A rack pulley system for use with an exercise machine, the rack pulley system comprising:

• an upper pulley system configured to removably secure to a vertical post, the upper pulley system having:
• an upper housing mounted to an upper brace, the upper brace to engage with the vertical post;
• and
• a plurality of upper cable guides supported by the upper housing and configured to support a cable traveling therethrough;
• a lower pulley system configured to removably secure to the vertical post at a position below the upper pulley system, the lower pulley system having:
• a lower housing mounted to a lower brace, the lower brace to engage with the vertical post;
• and
• a plurality of lower cable guides supported by the lower housing and configured to support the cable traveling therethrough;
• a trolley configured to engaged with the vertical post at a position between the upper pulley system and the lower pulley system and configured to traverse along the vertical post at a position between the upper pulley system and the lower pulley system, the trolley having a trolley cable guide configured to connect the trolley to the cable;
• wherein the trolley cable guide allows for removal of the cable from the trolley such that the trolley can be used with or without the cable.