Diameter: 30mm Plate Diameter: 60 mm 6mm Spigot-Length Trend 30mm Guide Bush GB30 The Trend Guide Bush GB30 is a 6mm spigot-length steel guide bush designed for use with a portable router in combination with a woodworking template or worktop jig. The guide bush attaches to the router base to ensure that template cut-outs are accurately followed. Features: Guide bush guides the router when using a templateFits directly to Trend T3,T4,T5,T5 MK2, T9,T10 and T11, and some other light duty routersFit other makes when used with GB/5, GB/PLATE or UNIBASE Sub-base Product Specification: Part Number: GB30Barcode: 5027654503164Outside Diameter: 30 mmInner Diameter: 27 mmProjects from plate: 6 mmPlate Diameter: 60 mmCsk screw hole centres: 50 mm **images for illustrative purposes only – please refer to description and specification for full details of product**