Speedo drive 16 tooth gear green

This is a NEW green 16 teeth worm spindle – that the speedo cable drive attaches to. Sometimes a little tight in the 2A3624 housing just rotate to loosen up.It has 16 teeth and was used on 3.4 final drives with 2A3720 drive spindle which had 6 teeth.The DAM8074 worm used on the ERA Mini also had 16 teeth but yellow in colour but used a 5 tooth drive but is very similar and same diameter 20.4mm.BEWARE-There was also a different green (17) tooth drive DAM2904 which was fitted to the MG Metro with 3.4 diff and can be used in place of 22A1881 for all early minis.