The 40 series sets standards for performance, durability and value. The 40 series, which comes from the premium model of the 110 series, includes all the features required for a long-lasting, long-lasting and long-lasting headset. To make it easier, Cane Creek developed consistent graphics, interchangeable parts, and over 40 variations to meet almost any requirement. The Cane Creek 40 Series is available in straight and tapered assemblies or tops & bottoms and offers the widest range of all headsets on the market. Precision constructed by Cane Creek in Fletcher, NC.