Improved safety and security:The Utility Bench features improved rear
lock mechanism to increase stability.
Also available is the optional connector
(WB-UB-CN) which increases stability during workouts. Its not necessary as an
add-on for use with the Power Rack (WB-PR) or Half Rack (WB-HR).
The Utility Bench will not connect with the Power Rack or Half Rack when the
optional Lat Tower Option (WB-LTO) is connected.