Cane Creek 40 EC49/38.1 / EC49/40 Headset 1.5" Straight Steerer BlackCane Creek 40 Series EC(External Cups) assemblies feature press in cups with bearings outside the frame. The 40 Series is the workhorse of Cane Creek's headset line up. Representing the balance of performance, durability and value, the series incorporates all the features necessary for a robust, lightweight, long lasting headset. Replaces Cane Creek XX and XXII headsets External Cup (EC) assemblies feature press in cups with bearings outside the frame