Quote Originally Posted by ptdunk View Post
If you remove the rear sight you can rotate the collar till you can read the date,
Not necessary for selling by purposes though

Matt.
If it is a mark 1 it will not have the piece of half pipe behind the rear sight it will have a machined alloy eccentric cam.

The date stamp on mine were along the side of the cylinder on the left hand side infront of the eccentric cam (or piece of tube if it is a mark 2).