This prominent feature is fitted at the top, middle of the steering column.
Be careful, there are several smaller types that are fitted on earlier or smaller models.
This cap is fitted on a few models where there is no need for a central hole, when no steering damper is fitted. Otherwise, it is identical to the part fitted to later A10 and Gold Star.
This prominent feature is fitted at the top, middle of the steering column, on many models in the lightweight single cylinder range.
BSA Bantam D7/D10 (1958-67). BSA Bantam D14 (1968-71). BSA C15, B25, B40, B44 and Triumph TR25W (1967-70).
This is fitted at the top of the steering column, on some late A65 models. It is unusual, in that it incorporates the threaded part that would otherwise be fitted to the steering stem itself, inside the top nut.
This is fitted at the top, middle of the Steering Column, on M20 and other models of that period. It has a central hole for the steering damper rod. The thread is 1-1/8" diameter, and the outside is 1-3/8" dia.
This is fitted at the top, middle of the Steering Column, on M20 and other models of that period. This type has no a central hole, as it is for those models without a steering damper. The thread is 1-1/8" diameter, and the outside is 1-3/8" dia.