Ribble CGR AL Headset Bearing Kit (Same Upper & Lower) Specialized 5 x H:8 x A:45°/45°

5 x H:8 x A:45°/45°

with multiple fixings for use on common older style bottom brackets

Newer Specialized bikes may need different lower bearing

Lower Bearing - MH-P25K

Upper Bearing – MH-P16 (40 x 52 x 7 - 45/45)

Ribble CGR AL Headset Bearing Kit (Same Upper & Lower) Specialized 5 x H:8 x A:45°/45°Headset bearing kit to fit this Ribble bike Upper Bearing MH P16 (40 x 52 x 7 45 45) Lower Bearing MH P16 (40 x 52 x 7 45 45) Depending on the year and frame size, some have the same upper and lower bearing, some have a slightly taller lower bearing (See "Different Lower" kit for the ACB518K 40 x 51. 8 x 8 36 45 lower bearing kit. Please check your bearings to ensure correct kit High quality bearings