Guide bush guides the router when using a template.
Fits directly to Trend T5E and T9E and some other light duty routers.
Will fit other makes when used with GB/5 GB/PLATE or UNIBASE Sub-base.

Specification:
Outside diameter=11.1 mm
Inner diameter=9 mm
Projects from plate=3 mm
Plate diameter=60 mm
Csk screw hole centres=50 mm