bgm rear shock question?

[mark]

what does this do ?

what is this fitting on the top of a new bgm back shock? by mark & anne's photos, on Flickr

[eibargum]

On mine thats at the bottom, but i presume its how they get the oil into the shocker.

[Bilko]

i presume its how they get the oil into the shocker.

That's what I was thinking, but I thought I was wrong.

[Train Driver]

Click on the link choose the least threatening/handsome face
http://www.mbdevelopments.co.uk/team.php

and call 01709 869 756

They know everything

[Toddy]

Click on the link choose the least threatening/handsome face
http://www.mbdevelopments.co.uk/team.php

and call 01709 869 756

They know everything

Frightening