Many thanks, have ordered them from the site, £10 including postage. Will post back when I receive them as to quality etc.
Here is the description mounts.
For 1 3/16 inch / 30mm tubes.
9.5-11mm dovetail fittings.
With large recoil pin to prevent
scope creep (removable).
Black anodised finish.
Overall height 44mm, width 47mm,
thickness 19mm, elevation of 10mm.
Allen key included.
Fox Low-Profile Double-Clamped Arched 30mm Scope Ring for Dovetail Rails