Bridgeport 3-axis retrofit project with linear ways and knee Z-axis, Centroid CNC | summer | We are building a Bridgeport mill with Schneeberger linear ball ways to the cross slide, knee ball
CNC Knee Mill Retrofit - MachMotion
Floor Model Knee Mill Conversion Kit | MicroKinetics
Bridgeport cnc retrofit kits for all types of knee mills and Bridgeport clones
Bridgeport Boss Teardown! Harbor Freight 8x12 and Sieg X2 Mini Mill, DRO, CNC Conversion Plans, Machining/Metalworking How-tos and Resources