Help: How to remove the back of the Nemrod speargun

[kurtyboy]

Who's done this and can remember how to get the back part of the spear gun off? The metalic blue cylinder.

Thanks

 

[superjedi]

It is Odiwan72 you want. Yes. Hee-hee-hee-hee...

 

[OdiWan72]

WHat...who...where..?????...

Markus