Steering head race set suitable for BSA A10, A7 and B31, B32, B33, B34 Pre Unit Gold Star models (1956-62) A50/65 (1962-70) Cups/Cones.
Taper Roller: No
Cups and Cones: Yes
Ball Size: 1/4″
OEM: 99-9912, 66-4149, 65-5126, 65-5127
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