Bridgeport CNC EZ Trak Knee Mill (Salem, OR) SOLD 2021

CNC Vertical Knee Mill
OEM: Bridgeport Machines, Inc. (Bridgeport, CT)
Model: EZ Trak DX
Drive Serial No.: 2J 156720
Serial No. (etched on ways): BR270110E
Electrics: 230 Volt / 3 Phase / 60 Cycle / Largest Motor: 6.2 Amps
Main Spindle Motor: 2 HP / 1735 RPM

Specifications and Features:
…Table Size: 48” x 9”
……X – 31″
……Y – 12″
……Z – 16″
……Overarm (ram): 12″
……Quill: 5″
…Power X and Y Feeds
…Spindle Taper: NMBT 30
…Quill Feeds/Spindle Rev.: .0015″-.003″-.006″
…Spindle to Table: 2.5″ – 18.5″
…Spindle Center to Column Face: 6.75″ – 18.75″
…Spindle Speeds: 80 – 4200 RPM
…Low / High Speed Ranges
…CNC Controller: 3-Axis EZ Trak DX
…Head Tilt: 45 Forward / 45 Back / 90 Left, Right
…Way Lube
…Original Way Etching (see pic)
…Clamp Set

** Specs taken from 1st-hand measurement and from manual. Because used machine, specs may not be 100% accurate.

Machine Dimensions (approx.): 80” x 72” x 84″ Tall
Machine Weight (approx.): 2,650 lbs.

Functionality Notes:

Was purchased at auction by current owner. Machine has been cleaned up, all components tested, unit is in good 100% operational condition.

We have ability to replace spindle with R8 taper for $500. We can replace operator CNC interface control for $200; at this time a couple of key pads are missing yet functional.


Equipment under power and available for inspection.
Buyer responsible for freight logistics, costs, and liabilities.
Seller agrees to load onto Buyer’s transportation.

Contact MD Equipment Services LLC to schedule inspection or review purchase details.



Video Links (taken 9/24/21 at owner’s shop by MDES):

Video No.1:

Video No.2: