The TRP R2 1.8mm 1-piece 6-bolt stainless steel disc rotor features consistent operating temperatures and built in wear indicators. Designed to give powerful and stable braking in all conditions. 1.8mm thick stainless steel rotor provides superior heat dispersion Improved design reduces vibration and increases stiffness and power Rotor wear indicators Stainless steel bolts included SPECS table{border-collapse:collapse;width:100%;} td{text-align:left;padding:8px;font-weight:350;} tr:nth-child(even){background-color:#f2f2f2} th{background-color:#eb212e;color:white;text-align:left;padding:8px;} .desc .specs-heading{font-size:24px;font-weight:600;padding-top:35px;border-top:3px solid #f0f0f0;display:inline-block;border-bottom:4px solid #eb212e;width:142px;margin:0;} Model TRP-R2 Size 203mm Mount 6-Bolt Thickness 1.8mm Weight - Color Silver