Heavy Duty Nema 34 Stepper Motor Steel Mounting Bracket With BK15 Fixed End Bearing Mount For 86mm Nema 34 Motors And 20mm CNC Ball Screw Kit SFU2005 SFU2010 SFU2020 SFU2040

BK15 Fixed End Bearing Mount for 86mm NEMA 34 Motors
✔️ Cast steel housing, single unit BK15 bearing mount, aligned shaft

Introducing a heavy-duty mounting bracket designed to support 86 mm NEMA 34 stepper motors and 20 mm ball screws SFU2005/2010/2020/2040. It keeps motor shaft, coupling, and the ball screw axis in line for smoother, quieter, and longer-lasting operation.

✅ Material: Cast steel for high hardness, shock resistance, and long life
✅ Model MBK15-86 fits 86 mm motors and 20 mm ball screws SFU2005/2010/2020/2040 (86 mm / 3.39 in width; 20 mm / 0.79 in bore)
✅ Includes: Housing, gland, 2 topping rings, 2 skeleton oil seals, 2 deep groove bearings, M15 locknut
✅ Bearing options: angular contact bearings available on request (shipped from China)
✅ Custom lengths: ball screw set can be any length; provide drawing for quote
✅ Processing: ready for fixed end bearing mount integration with motor or CNC kit

💡 What is a fixed end bearing mount used for in CNC ball screw setups?

This handy piece helps keep shafts aligned and reduces wear in CNC drives. - Improves shaft alignment between motor and ball screw - Reduces runout and noise for smoother operation - Simplifies mounting with integrated holes and standard sizes