Application: all the ordinary bicycles? mountain bikes? city bikes? road vehicles.<br />Brand new and high quality<br />Color: black + silver tone<br />Material: metal + rubber<br />Size: 13 x 4.5 x 3.3cm<br />Up and down pitch-row: about 110mm<br />Braking system: V brake ( friction rim brake )<br />1 x V brake set ( 2pair x front and rear V brakes? 2 x bend? 2 x dustproof rubber cover? 4 x lock screw? 4 x washer )<br /><img src="//agdetail.image-gmkt.com/m430/266/294/842294266/img/agdetail.image-gmkt.com/266/294/842294266/img/img6.eachbuyer.com/x23/p39/bt441_1.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/266/294/842294266/img/agdetail.image-gmkt.com/266/294/842294266/img/img6.eachbuyer.com/x23/p39/bt441_2.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/266/294/842294266/img/agdetail.image-gmkt.com/266/294/842294266/img/img6.eachbuyer.com/x23/p39/bt441_3.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/266/294/842294266/img/agdetail.image-gmkt.com/266/294/842294266/img/img6.eachbuyer.com/x23/p39/bt441_4.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/266/294/842294266/img/agdetail.image-gmkt.com/266/294/842294266/img/img6.eachbuyer.com/x23/p39/bt441_5.jpg" />