Recessed “Pocket” roller often used with flush floor slide-out systems. .45” OAH and .75” pocket depth when surface mounted. Utilizes patent pending 700 series soft roller, Engineered to drastically reduce wear lines on any surface. This product also works well directly on most glued down flooring when compared to hard rollers to help drastically reduce the wear on your floor. American made and assembled in Elkhart, IN. Engineered to self-lubricate during the life of product for smooth, squeak-free performance. 200# dynamic load rated.