Powertec Fitness Workbench Power Rack Expand the Power Rack by adding the popular Lat Tower Option which features high and low pulleys and padded bar, for a full range of cable exercises You can customize your WB-PR to include the WB-UB which provides lock and load access and the WB-LTO cable system to provide cable driven exercises The Power Rack comes standard with both Chin up and Dip bars at no additional cost Innovative Gravity Lock catches are included that provide and easy access in and out catch lock which ensures safety at all times