Built on the familiar BSA threading, the ThreadFitâ„¢ 30 is reliable. A silky smooth, long-lasting bottom bracket built around our angular contact bearings that wear in instead of out. The ThreadFitâ„¢30 is made for 30mm spindles. Fully serviceable and backed by our 5-year built-to-last warranty this bottom bracket will outlast your bike. Built to ultra tight aerospace tolerances we use machined Delrin spindle sleeves to create a perfect, and precise, fit between cranks and frame, providing ultra low drag, and a butter smooth feel. ThreadFitâ„¢30 is ready for a wide selection of cranks. SOLD Seperately for the the Fit Kit for our ThreadFitâ„¢ 30 with 30mm spindle cranks ~ Engineered, manufactured and assembled in Portland, Oregon USA ~ King Lifetime Warranty ~ Legendary made-in-house bearings ~ Available in 9 beautifully anodized colors ~ A Fit Kit is required for use and included in the purchase price ~ Ceramic bearing upgrade available ~ Uses Chris King bottom bracket cup tool for installation Please visit our website at http://www.ecomtb.com.my OR https://shopee.com.my/eco_mtb ** There is 1-3cm errors due to manual measurement. Please kindly understand. ** Actual product colour may slightly vary due to photographic lighting sources or your monitor settings. ** WE DO NOT DO COD ** ONLINE ONLY ** We support original products only. ** PRICE INDICATED IS ALREADY BEST PRICE, EXCLUDE COURIER