32mm Bidirectional Left And Right Hand Ball Screw Kit SFU3210 RM3210 2250mm Long With 2 Nuts 2 Nut Housings Coupler BK BF25 Bearing Supports For CNC Machining And Precision DIY Projects

32mm Bi-Directional Ball Screw Kit for CNC Precision
✔️ 32mm SFU3210 bidirectional, 2250mm long, 2 nuts + BK/BF25

This high-precision bidirectional ballscrew kit is designed for CNC machines and precision DIY setups. It uses SFU3210 32mm diameter screws at a 2250mm length, pairing with two nuts, BK/BF25 end bearing supports, a flexible coupling, and two nut housings to deliver solid, synchronized linear motion.

✅ Diameter 32 mm, lead 10 mm, length 2250 mm (88.58 in), bi-directional design
✅ Includes 2 nuts and 2 nut housings for quick setup
✅ BK/BF25 end bearing supports with locknuts and circlips
✅ Flexible coupling matches motor shaft bore to 18 mm (adjustable)
✅ Material: GCr15 steel, precision C7/C5 options, rolled thread

💡 What is a ball screw kit used for in CNC machines and precision automation?

Handy for converting rotary motion to precise linear travel with minimal backlash. - High-precision guidance for axis movement in CNC routers and mills - Compatible with standard BK/BF25 end supports for easy mounting - Reduces stick-slip, lowers operating noise, and extends service life - Ideal for DIY CNC projects and small-batch production setups