<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><div class="desc"><p><font color="#3399ff"><b>1 Pair MEIJUN Ceramic Bearing Rear Pulley Jockey Wheel Bike Guide Roller:</b></font></p><p></p><div style="font:Arial;font-size:16px;"><p><b>Specification:</b></p>Features: <br/>Adopting aluminum alloy and ceramic material, this product is very durable to use. <br/>Can be applied for most mountain bike. <br/>Supporting for various speed shifting. <br/>Suitable for use 4 / 5 / 6 mm guide wheel screws. <br/>Offers you a better cycling experience.<br/>Specifications: <br/>Item: Bike Guide Roller <br/>Material: Aluminum Alloy + Ceramic<br/>Diameter: 4 cm / 1.6 inch (11 T), 5 cm / 2.0 inch (13 T) <br/>Weight: 21-23 g<br/>Package Included: <br/>2 * Bike Guide Roller <br/>2 * Installation Hole Adapter Tubes <br/>(Other things on the pictures are not included) <br/><p><br/></p></div>:<p></p><p><br/></p><p></p><p><br/></p><p></p><p></p></div></div></div>