Wooster Wide Boy heavy duty adjustable double arm roller frame for use with rollers from 12 to 18 inches wide. Extra strength wing nut design, ideal for floor painting tasks or other heavy duty applications. Rigid tubular steel frame arms, heavy duty wing nuts clamp the adjustable arms in position. Durable fibreglass reinforced nylon body with reinforced screw fit extension pole thread. For use with all our screw-fit extension poles, including the Wooster Sherlock GT. Can be used with 9" roller sleeves, however the frame arms protrude out wider than 9"`wide and end caps will need to be added for use with 9" sleeves.