The Trend UNIBASE is a Router Base Adaptor that allows other makes and models of routers to use the Trend Guide Bushes for increased diversity. The Unibase enables routers with non-standard guide bush fittings to accept the range of Trend guide bushes. It will fit directly to most routers. Features: Line-up pin used with a 16mm plastic bush to ensure concentricity of the cutter to the guide bush when fitting the sub-base Suits collet sizes 1/4 inch, 8mm, 12mm and 1/2 inch Instructions for fitting: The line-up pin fits into the collet and is plunged through the router base The line-up bush is fitted into the Unibase and secured This is then placed over the line-up pin and rotated in order to line up the fixing holes The Unibase screws are tightened and then the line-up bush can be replaced with any choice of Trend guide bushes These range from 10mm up to 30mm (GB10 - GB32) For larger diameter cutters a 40mm guide bush (GB40) is available Ideal for hinge jig and lock jig Specification