function openWindowCustom(url, name, param) {popupWin = window.open(url, name, param);popupWin.focus(); };Expect good acceleration and all-around performance from Rubexs 135-300hp Three-Blade Stainless Steel Propeller. Durable stainless steel provides greater strength. Large ear-blade design adapts to a wide variety of applications. Use with compatible Rubex Hub Kit (sold separately). Available: 19 Pitch 14 dia. 21 Pitch 14 dia. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Stainless Steel Props.