Offered in sizes 8–14, Model SRU is equipped with pneumatic drive based on rack/pinion principle and with double compressed air actuation. Depending on size, they supply torque from 0.103–0.848 lbf-ft. Basic module includes 45 deg end position adjustability function and for deceleration, elastomer dampers or hydraulic shock absorbers may be used. Available options are 2x/4x media feed-through and center position.