High-strength steel freewheel, great replacement for the old or broken freewheel on your road bike.<br/>Features:<br />Made from high-strength chrome molybdenum steel, lightweight and long-lasting.<br />9 / 10 / 11 speed for you to choose.<br />Hollow-out design helps reduce much weight.<br />Beautiful colors, great replacement for the old freewheel on your bike.<br />Suitable for road bicycles.<br/>Specifications:<br />Material: Chrome molybdenum steel<br />Speed: 9s / 10s / 11s (optional)<br />9 speed:<br />Teeth: 11-13-15-17-19-21-23-25-28T<br />Net Weight: 284g / 10oz<br />Package Size: 144 * 137 * 55mm / 5.7 * 5.4 * 2.2in<br />Package Weight: 357g / 12.6oz<br/>10 speed:<br />Teeth: 11-12-13-15-17-19-21-23-25-28T<br />Net Weight: 292g / 10.3oz<br />Package Size: 144 * 137 * 55mm / 5.7 * 5.4 * 2.2in<br />Package Weight: 365g / 12.9oz<br/>11 speed:<br />Teeth: 11-12-13-14-15-17-19-21-23-25-28T<br />Net Weight: 304g / 10.7oz<br />Package Size: 144 * 137 * 55mm / 5.7 * 5.4 * 2.2in<br />Package Weight: 377g / 13.3oz<br/>Package List:<br />1 * Freewheel