Collapsible Side Rails with Safety Lock 4 -Section Perforated CRC Sheet Removal and lockout ABS Head & Foot Board Mounted on 125 mm Dia castor with brakes. ABS Corner Bumper Drainage Bag Hooks. IV. Pole Storage Pretreated with Seven tank Photostatting process and Epoxy powder coated Option Items IV Pole Position Backrest Kneerest Trend/Reverse Trendlenburg.