Your Shopping Cart Continue shopping “Schmitt Marine Throttle Knob – 1-7/8″ – Red Grooves” has been added to your cart. Item Your Options Quantity Price MetroVac MagicAir® Deluxe - 3/16" O.D. Adapter MetroVac MagicAir® Deluxe - 3/16" O.D. Adapter quantity $6.99 × Schmitt Marine Throttle Knob - 1-7/8" - Red Grooves Schmitt Marine Throttle Knob - 1-7/8" - Red Grooves quantity $49.20 × Coupon: Apply coupon Update cart Continue Shopping Cart totals Subtotal $56.19 Sales Tax $3.37 Total $59.56 Proceed to checkout