Parker Hale Dragon

[Shed tuner]

yes Nick, in fact I have one someplace I use in case of such eventualities on guns. The front and rear can be adjusted for around 1mm of lateral movement each. A google should throw something up, but if you get stuck, let me know..

here's one:
http://www.jsramsbottom.com/products...91;aop55].html

[shakeysimon]

http://m.uttings.co.uk/p106545-sport.../#.Wv3IxxbTWEc
This is the ones I’ve got,you should be able to get the scope parallel to the barrel with them