This product is widely used in the Z-axis of various sampling arms. The internal spline rotation and guidance adopt rolling friction method, which has the advantages of small size, flexibility, high precision, and long service life;

Hollow rack shaft, which facilitates pipeline passage and makes the Z-axis more compact and aesthetically pleasing;

Bearing steel material, surface treated with black cold electroplating or natural bright chrome;

The length and installation dimensions can be customized according to customer needs;