Yates Gear 901 Yates Spec Pak - MilYates Gear 901 Patient packaging and extrication system combine the backboard immobilization of a shortboard with the suspension and support of a full body harness. The Spec Pak system utilizes an integrated polyethylene board along the back to reduce wear and create a smooth sliding surface for confined space operations (Skid Board dimensions 9" x 33"). Grab handles located at the head and sides allow rescuers to better handle the patient package