high strength, not easy to rust, corrode, strong and practical, not easy to break.
Cast iron drive wheel:
high-precision machine makes fine grooves, not easy to derail.
Stable drive shaft:
c
ast iron base, making the transmission more smooth, stable and practical.
Steel gear chain:
The gear is made of steel, which is not easy to wear and corrode. It is driven by a chain, which makes the bed run more smoothly.
Type C stainless steel track:
The track is welded with C-shaped stainless steel and high-quality square steel, and the ground plane is enlarged, making the movement of the seedbed smoother and more convenient.