shimano altus chain wheel set fc-m311-l shimano <div id="seqbpdescription">shimano altus cranksets provide accurate shifting with efficient power transfer and an exciting design and slim profile.</div><div id="seqbpfeatures"><ul><li>hyperdrive sg-x chainrings</li><li>chainguard integrated design</li><li>replaceable chainrings</li></ul></div><div id="seqbpspecs"><table cellspacing="0"><tr><th colspan="2">item specifications</th></tr><tr><td>color</td><td class="seqbpdata">black</td></tr><tr class="seqbpevenrow"><td>spindle interface type</td><td class="seqbpdata">square taper jis</td></tr><tr><td>spindle length</td><td class="seqbpdata">123mm</td></tr><tr class="seqbpevenrow"><td>pedal spindle</td><td class="seqbpdata">9/16"</td></tr><tr><td>chainring bcd</td><td class="seqbpdata">rivetedmm</td></tr><tr class="seqbpevenrow"><td>arm length</td><td class="seqbpdata">170mm</td></tr><tr><td>rings</td><td class="seqbpdata">22-32-42</td></tr><tr class="seqbpevenrow"><td>crank-fd type</td><td class="seqbpdata">mountain triple</td></tr><tr><td>bb included</td><td class="seqbpdata">no</td></tr><tr class="seqbpevenrow"><td>crank intended use</td><td class="seqbpdata">mountain</td></tr><tr><td>chain compatibility</td><td class="seqbpdata">3/32"</td></tr><tr class="seqbpevenrow"><td>defined color</td><td class="seqbpdata">black</td></tr></table></div></ul>bb not included