KOBELT CONTROL TWIN LEVERS CURVED HANDLES WITH KNOBS Kobelt 2015 Series Control. Comes with 5 year mechanical warranty. Made of corrosion-free die cast silicon bronze and stainless steel hardware. Dome removes for easy cable installation and adjustment. Independant friction and detent are adjustable and removable. 3 stroke, suitable for 33 or 43 cables. Larger center bearing for longer life. Knob Control