<p> Features:<br/>High quality.<br/>Includes rubber O-ring already installed<br/>Fit BMW Coolant Expansion Tank Bleeder Screw - BRASS - Most Models E36 E39 E46 etc<br/>CNC machined from solid billet brass<br/>Replaces BMW part #17111712788<br/> <br/>Descriptions:<br/>Use this brass screw to PERMANENTLY replace the cheap stock plastic bleeder screw that always strips on these vehicles. <br/>Don't be left stranded with a stripped screw.<br/><br/>Specifications:<br/>Material: Metal<br/>Color:Gold<br/>Size:18*13*13mm<br/> <br/>Package Included:<br/>1x Brass screw<br/>1x Rubber O-ring<br/><br/>Note:<br/>1.Please allow 1-3cm error due to manual measurement. Please make sure you do not mind before you bid.<br/>2.The colors may have different as the difference display, please understand. </p>