Look no further. Excellent product quality， that's solidly built. Best of all， its very affordable price. Buy this instant.<br />Color: Silver + Black + Red<br />Material: Stainless steel + Plastic <br />Dimensions: about 14 x 11 x 5 cm <br />1 x 7 Speed Rear Derailleur<br /><img src="http://img6.eachbuyer.com/x21/p11/bq388_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p11/bq388_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p11/bq388_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p11/bq388_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p11/bq388_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p11/bq388_6.jpg" />