<p><br/></p><p><br/><br/></p><p><br/></p><p><br/></p><br/><p><div class="detailmodule_media"><div class="video-container-5000303956912"><div class="detail-video" id="5000303956912" data-previewurl="https://ae01.alicdn.com/kf/Scdd679de28a94a9c8776d681b2a1c840s.jpg"></div></div></div></p><br/><p><br/></p><p><br/></p><p><br/></p><p><kse:widget data-widget-type="customText" id="24641171" type="relation"></kse:widget></p><p><br/></p><p><span style="font-size:20px">Brand: ROCKBAO</span></p><p><span style="font-size:20px">Name: Hollow integrated crank</span></p><p><span style="font-size:20px">Suitable for bicycle type: Mountain bike</span></p><p><span style="font-size:20px">Suitable for: 32T/34T/36T/38T disc</span></p><p><span style="font-size:20px">Size: 170mm</span></p><p><span style="font-size:20px">Colour: Black/Red/Blue/Gold/Purple</span></p><p><br/></p><p><span style="font-size:20px">Process 1: Positive and negative tooth design</span></p><p><span style="font-size:20px">Process 2: Durable and high strength</span></p><p><span style="font-size:20px">Process 3: CNC aluminum alloy chainring T6 heat treatment</span></p><p><span style="font-size:20px">Process 4: Laser engraving surface</span></p><p><span style="font-size:20px">treatment, high durability</span></p><p><span style="font-size:20px">Advantage 1: Upgrade forged aluminum alloy crank</span></p><p><span style="font-size:20px">Advantage 2: High strength and high rigidity</span></p><p><span style="font-size:20px">Advantage 3: Ultra-light aluminum alloy and strong steel teeth are optional</span></p><p><span style="font-size:20px">Advantage 4: Forging process</span></p><p><span style="font-size:20px">Advantage 5: Easy to install, low-maintenance integrated design</span></p><p><br/><br/></p><p></p><p><br/></p><p><br/></p><p><br/></p><p><br/></p><br/>