S-FIX Screw Down Mount - 3½"-8 UN
The Screw Down Clamp offers a simple solution for securing a 3½"-8 thread to a suitable flat surface.
It has a slight recess on the bottom to aid fitting it level.
It offers 6 counter-bored through-holes (8.5mm hole diameter/15mm counter-bore diameter) and 6 M8 tapped for different applications.