For use with the BGM PRO degree disk. Makes it easier to read the measured values. The 90° rotated test tip ensures reliable and accurate reading of the scale. Thanks to the aluminum material used, the pointer can be deformed as required and thus easily and perfectly aligned with the graduated disc. The overall length and the adjustment range have been selected so that all engine cases from Vespa Smallframe to PX engine cases with starter motor mounts can be used.