Schmitt Marine Throttle Knob - 1-7/8" - Red Grooves [50044] Marine Navigation & Instruments | Autopilots The advantage of the Vortex-Vac

The advantage of the Vortex-Vac technology is that the waste is efficiently moved from the bowl by a vacuum action created by the pump rather than depending on remote vacuum generation

Vinyl Chloride which are known to the State of California to cause cancer

30  Degree Heavy Duty Vinyl Rubber Insert for RH530

Box Dimensions: 1"H x 3"W x 6"L WT: 7

LED lights and intake/exhaust switch

Schmitt Marine Throttle Knob - 1-7/8" - Red Grooves [50044] Marine Navigation & Instruments | Autopilots The advantage of the Vortex-VacThrottle Knob 1 7 8" Red Grooves Features: 316 Cast Stainless Steel 1 7 8" Throttle Control Knobs Fit Hynautic D Dec Sturdy Controls Throttle Knobs are colored for Sight and Grooved for Feel Meets ABYC Specifications