12mm Bidirectional Ball Screw Left and Right Hand Ballscrew CNC Kit SFU1204 L: 7.87 inch / 200mm + 2 Nuts + 2 Housings + Coupler + BK/BF10 Bearing Support + Nema 23 Motor Mounting Bracket

Specifications: Brand: MssoommManufacturing Process: Rolled ThreadPrecision: C7 Grade, also with C5 ground provided, if need, please contact usMaterial: GCr15 steelModel: SFU1204This item includes:1pcs Right and Left Hand Ball Screw SFU1204 RM1204 12mm Length 7.87 inch / 200mm2pcs Ball Screw Nuts 1Pcs BK10/BF10 End Support / Bearing Blocks and Motor Bracket for Nema 23 Stepper motor with locknuts, circlips and mounting screws (BK10 and Motor Bracket are integrated, The bearing in the BK 10 is deep groove ball bearing, if you need angular contact bearing, pls tell us)1Pcs Flexible Coupler ( The standard bore diameter of the coupling which matches the motor shaft is 5mm, if yours is other size, pls tell us )2Pcs Nut HousingsCustomization and Technical Support:1. By default, the left-handed and right-handed thread lengths are equal. If you have customized length requirements, pls tell us. There will be 20mm reserved for the middle connection. Please consider this when choosing the length of the ball screw..2. If you need end machining according to your drawings, please tell us before order.3. As a professional seller, we can provide complete information of the products.（Contains CAD drawings and 3D modeling files）.

• Right hand and left hand Bi-directional Ballscrew diameter: 12mm; Lead / Pitch: 4mm; Total length: 7.87 inch / 200mm, the travel length is 22.5mm both for the right and left hand ball screw; with 2 Nut + BK10 integrate with Motor Bracket for Stepper motor Nema 23/BF10 End support with locknuts and circlips + Flexible Coupling + 2 Nut Housing. The coupling bore for the motor shaft is 5mm in default, if your size is other, please tell us
• The bi-directional ball screws move nuts in opposite directions with higher precision, which overcomes the synchronization error excellently caused by the 2 motors. The left-handed / counterclockwise and right-handed / clockwise thread lengths are equal in default, if not, please tell us
• The product can ensure motor shaft, coupling axial, axial bearing hole, and screw axis all in a line strictly, to make the transmission system run more accurately and sturdily, less noise and longer life
• No stick-slip effect, low friction, low operation noise, heats up less, reduce driving power required. Under high standard design and manufacture, the bi directional ball screw is with good anti backlash performance, make the transmission system more precision
• Right and left hand ball screw model includes SFU1204, SFU1605, SFU1610, SFU2005, SFU2505, SFU2510, SFU3205, SFU3210, and SFU4005. All kinds of customization needs and technical support, please contact us, we believe we are your good choice