How should I mount a downtube shifter clamp that lacks a locating hole? Usually, the band on downtube shifters has a hole that fits over a dimple on the tube, like this:



The band on this pair of downtube shifters lacks this hole:



I can't put them over the dimple; it would damage the band. Would you mount them above, or below it?
Above, so that the tension on the cables can't pull the clamp down.