Amazon.com: AdlerSpeed M10 M10x1.0 Male Metric to 5/16" (8mm) Hose Barb Adapter Fitting Aluminum Blue : Industrial & Scientific
Amazon.com: XtremeAmazing Car Universal Manual Transmission Round Ball Gear Shift Knobs and Shifter Adapter M12 x 1.25 Thread M10 x 1.25, M10 x 1.5, M8 x 1.25 Black : Automotive