Model RSBW is a specialized backstop based on a DC sprag type dual cage retainer assembly. It is self contained utilizing a combined outer race and torque arm, which incorporates plain bearings suitable for low rotational speeds and seals using shield protected O-rings. Primarily used as a backstop, this model provides high torque capacity with a minimum space. Formsprag Clutch® Sprag Clutch, Series: RSBW, 35 mm Bore, 106 mm OD, 48 mm Overall Length, 447 ft-lb Torque, 400 RPM Maximum, Vertical (Zero-U) Mounting