Magswitch Universal Base Magswitch universal base system allows you to attach a variety of current and future Magswitch attachments This product is easy to use easy to install and highly durable Accepts all Magswitch Universal accessories Centerpiece of the Magswitch Workholding System and accepts all Magswitch Workholding System tool attachments. Accepts both MagJig 150 or MagJig 95 using the adaptors included. Get all 7 attachments and have the ideal workholding system for all your steel top table tools. Add more Universal Mounting Bases and MagJigs to use multiple tools at the same time. Built from strong and durable ABS UL94VO material for years of use.