View cart “PA28 Wing Tank Screw Kit” has been added to your cart. Rudder Adjust Knob (DA20)$21.15 Rudder Adjust Knob (DA20). Out of stock Like Tweet Pin it SKU: 2-293-309 Category: Airframe Parts Tags: Adjust, DA20, Knob, Rudder Additional information Additional information Weight 1 lbs Dimensions 7 × 7 × 7 in Brand Diamond Related products $2.05 MooneyCrimp Pin Add to cart $11.47 DiamondJackpoint Add to cart $303.80 MooneyAir Filter Housing Lid Assembly Add to cart $6.71 Diamond, Mooney, Piper, OtherNon Skid Entry Step Add to cart