<p><span style="font-size:20px">Name: Square Hole Sprocket Bicycle 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/><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 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: No fear of rain</span></p><p><span style="font-size:20px">Advantage 6: Easy to install, low-maintenance integrated design</span></p><p><br/></p><p></p>