air foot pedal with 8' long neoprene hose for drain cleaning machines/air bulb & hose assembly. drainage solutions llc air bulb & hose assembly fits ridgid, spartan, general, and many other drain cleaning machines that use air as an actuator - 3/8" x 8' long semi-flexible neoprene hose - heavy-duty neck on the bulb with a fitted barbed hose fitting insert. - a riveted aluminum plate is on the bottom of the foot pedal for added stability, which is also branded with our logo and part number. ** note: the 8' long neoprene hose is long-lasting and semi-flexible ** the hose o.d. (outside diameter) is 3/8" and the i.d. (inside diameter) is 3/16" ** packaging includes a mini hose clamp if needed to make a tight seal when installing the neoprene air hose end to your machine's existing air switch connection. (on most applications the mini hose clamp is not needed). ** this foot pedal works well with our brand of air switch by drainage solutions llc and with most brands of drain cleaning machines that use air as an actuator. ** have tried and tested on our personal ridgid and spartan machines. ** brand: drainage solutions llc. - part# ds105-a by drainage solutions llc. our foot pedal will fit ridgid k-400 and k-380 machines. note: neoprene hose is identified and measured by the inside diameter and wall thickness. (hose size: 3/8" o.d. 3/16" i.d. 3/32" wall).