---
product_id: 393979571
title: "CNCMANS Ballscrew Kit SFU1204 RM1204 300mm Anti-Backlash Ball Screw with Ballscrew Nut Housing and End Supports BK/BF10 + Coupler, High Precision Part for CNC Machine"
brand: "cncmans"
price: "$140"
currency: NZD
in_stock: true
reviews_count: 2
category: "Cncmans"
url: https://www.desertcart.nz/products/393979571-cncmans-ballscrew-kit-sfu1204-rm1204-300mm-anti-backlash-ball-screw
store_origin: NZ
region: New Zealand
---

# SFU1204 anti-backlash design 300mm precision length BK/BF10 end support set CNCMANS Ballscrew Kit SFU1204 RM1204 300mm Anti-Backlash Ball Screw with Ballscrew Nut Housing and End Supports BK/BF10 + Coupler, High Precision Part for CNC Machine

**Brand:** cncmans
**Price:** $140
**Availability:** ✅ In Stock

## Summary

> ⚙️ Upgrade your CNC game with precision that never quits!

## Quick Answers

- **What is this?** CNCMANS Ballscrew Kit SFU1204 RM1204 300mm Anti-Backlash Ball Screw with Ballscrew Nut Housing and End Supports BK/BF10 + Coupler, High Precision Part for CNC Machine by cncmans
- **How much does it cost?** $140 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/393979571-cncmans-ballscrew-kit-sfu1204-rm1204-300mm-anti-backlash-ball-screw)

## Best For

- cncmans enthusiasts

## Why This Product

- Trusted cncmans brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** High-quality carbon steel construction delivers exceptional wear resistance and high load capacity.
- • **Precision Perfected:** 300mm SFU1204 ball screw ensures ultra-smooth, backlash-free CNC motion.
- • **Trusted Performance:** Top-rated by CNC pros for smooth operation and durability at an unbeatable value.
- • **Effortless Efficiency:** Electroplated, smooth surface reduces heat and drive power for longer machine uptime.
- • **Complete Kit Convenience:** Includes nut housing, BK/BF10 end supports, and a robust coupler for seamless installation.

## Overview

The CNCMANS SFU1204 300mm Anti-Backlash Ball Screw Kit is a high-precision, durable CNC component featuring a smooth electroplated finish, carbon steel build, and complete mounting hardware. Designed to minimize backlash and heat, it enhances machine accuracy and reduces maintenance downtime, making it a top choice for professional-grade CNC applications.

## Description

CNCMANS Ballscrew Kit SFU1204 RM1204 300mm Anti-Backlash Ball Screw with Ballscrew Nut Housing and End Supports BK/BF10 + Coupler, High Precision Part for CNC Machine : desertcart.co.uk: Business, Industry & Science

Review: Great value - This is the best value 1050mm ball screw i could find, comes with a much sturdier flex connector than you usually get on budget screws.
Review: Great quality at the price - I used three of these on my homebrew metal capable CNC mill. They work extremely well, smooth without discernable backlash. Superb at the price.

## Features

- PACKAGE CONTAINS -1 x SFU1204-300mm Ball Screw; 1 x Ball Screw Nut; 1 set BK10/BF10 end support; 1 x Coupler; 1 x Nut Housing.
- PROCESS - The ballscrew support seat surface is electroplated processing, surfacing smooth and beautiful.
- HIGH QUALITY - no stick-slip effect, heats up less, reduced drive power required, Thus, downtime for maintenance and parts replacement is cut, as well as the lubricating demand.
- HIGH LOAD - this product is made of high-quality steel, which stands up to wear and tear, and can meet high load capacity requirements.
- SERVICE - To ensure good quality and perfect after-sales service, if you have any requirements, please contact the online service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09FXBTT5Z |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 27,813 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 8 in Linear Motion Ball Screws |
| Colour | SFU1204 |
| Customer Reviews | 4.7 4.7 out of 5 stars (15) |
| Cutting Diameter | 12 Millimetres |
| Date First Available | 10 Sept. 2021 |
| Finish | Electroplated |
| Item Package Quantity | 1 |
| Item Weight | 1 kg |
| Item diameter | 12 Millimetres |
| Item model number | F912TR46UJBYNE23YQ11KC5X |
| Manufacturer | CNCMANS |
| Material | Carbon Steel |
| Part number | 1 |
| Shape | cylinder |
| Size | 300mm |
| Special Features | 150 |
| Style | fashion |

## Product Details

- **Exterior finish:** Alloy Steel
- **Item dimensions L x W x H:** 42 x 8 x 7 centimetres
- **Material:** Carbon Steel
- **Metal type:** Alloy Steel
- **Thread size:** 12mm

## Images

![CNCMANS Ballscrew Kit SFU1204 RM1204 300mm Anti-Backlash Ball Screw with Ballscrew Nut Housing and End Supports BK/BF10 + Coupler, High Precision Part for CNC Machine - Image 1](https://m.media-amazon.com/images/I/61Ad1eFSRZL.jpg)
![CNCMANS Ballscrew Kit SFU1204 RM1204 300mm Anti-Backlash Ball Screw with Ballscrew Nut Housing and End Supports BK/BF10 + Coupler, High Precision Part for CNC Machine - Image 2](https://m.media-amazon.com/images/I/71jmWbn+NML.jpg)
![CNCMANS Ballscrew Kit SFU1204 RM1204 300mm Anti-Backlash Ball Screw with Ballscrew Nut Housing and End Supports BK/BF10 + Coupler, High Precision Part for CNC Machine - Image 3](https://m.media-amazon.com/images/I/713UE+exVJL.jpg)
![CNCMANS Ballscrew Kit SFU1204 RM1204 300mm Anti-Backlash Ball Screw with Ballscrew Nut Housing and End Supports BK/BF10 + Coupler, High Precision Part for CNC Machine - Image 4](https://m.media-amazon.com/images/I/71i2KAxZwwL.jpg)
![CNCMANS Ballscrew Kit SFU1204 RM1204 300mm Anti-Backlash Ball Screw with Ballscrew Nut Housing and End Supports BK/BF10 + Coupler, High Precision Part for CNC Machine - Image 5](https://m.media-amazon.com/images/I/71WR3UcSjhL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great value
*by E***O on 27 November 2023*

This is the best value 1050mm ball screw i could find, comes with a much sturdier flex connector than you usually get on budget screws.

### ⭐⭐⭐⭐⭐ Great quality at the price
*by M***M on 8 August 2022*

I used three of these on my homebrew metal capable CNC mill. They work extremely well, smooth without discernable backlash. Superb at the price.

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-28*