I bought 3 - Nema23 steppers, 425oz-in, and run them from a Gecko G540 board connected via USBCNC to a laptop.

This is my order for 2 of the ball screws, and bearing blocks:
SFU1605-C7-975 975mm Ballscrew & Flanged Nut w/ Machined Ends
Item# 407 $100.06 USD 1 $100.06 USD
SFU1605-C7-365 365mm Ballscrew & Flanged Nut w/ Machined Ends
Item# 415 $71.38 USD 1 $71.38 USD
BK15-C7 Fixed End Ballscrew Support w/ Locknut
Item# 967 $49.95 USD 2 $99.90 USD
BF15-C7 Free End Ballscrew Support
Item# 968 $21.95 USD 2 $43.90 USD
BK12-C7 Fixed End Ballscrew Support with locknut
Item# 963

This was the Z axis mill ballscrew:
Ballscrew 1204-175mm ( Diameter:12mm Pitch:4mm L:175mm) end machined +ballnut
Item# 121160653376

If you DM me your e-mail address, I'll send you drawings for some of the parts I made for my Z-axis conversion. Not perfect, and I could do a better job if I did it again.

Carl


From 2013, prices may have changes for better or worse.