Product details:

Hope Pick and Mix headset cups and bearings are sold as individual top or bottom components. They are ideal for building up frames with tapered head tubes, converting frames with larger head tubes to fit standard fork steerers or for replacing damaged cups/bearings individually. There are 6 top cup options and 8 bottom cup options to choose from, these are designed to fit modern road and mountain bike frames; older 1 and threaded standards are not included. Hope Pick and Mix headset cups/bearings are available for three headset standards; External, Integral and Integrated. Type 1: EC34/28.6 1 1/8 Traditional Top Type 2: ZS44/28.6 1 1/8 Integral Top Type 3: IS41/28.6 1 1/8 Integrated Top Type 4: ZS49/28.6 1.5 to 1 1/8 Step-down Integral Top Type 5: ZS56/38.1 1.5 Integral Top Type 6: EC49/38.1 1.5 External Top Type 8: IS42/28.6 1 1/8 Integrated Top Type A: EC34/30 1 1/8 Traditional Bottom Type B: ZS44/30 1 1/8 Integral Bottom Type C: IS41/30 1 1/8 Integrated Bottom Type D: ZS49/30 1.5 to 1 1/8 Step-down Low Stack Integral Bottom Type E: ZS56/40 1.5 Integral Bottom Type F: EC49/40 1.5 Integral/External Bottom - (49mm internal headtube diameter) Type G: ZS55/40 1.5 Integral Bottom - (Scott/Lapierre) Type H: EC44/40 1.5 Traditional Bottom - (44mm internal headtube diameter)