Alphacool Carbon Fiber HardTube 10mm ID， 12mm OD， 60cm， Black<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Material: Carbon Fiber </span></li><li><span class="a-list-item"> Inner Diameter: 10mm (3/8") </span></li><li><span class="a-list-item"> Outer Diameter: 12mm (1/2") </span></li><li><span class="a-list-item"> Color: Black </span></li><li><span class="a-list-item"> Length: 60cm </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/21gVYCkhSFL.jpg" noproxy>