From memory, I think this member may be able to help you, Martyn. :-
http://www.airgunbbs.com/member.php?118393-JustinThyme
All the best Mick
From memory, I think this member may be able to help you, Martyn. :-
http://www.airgunbbs.com/member.php?118393-JustinThyme
All the best Mick