For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

【ELASTICITY】Each spring can generate a compressive force of up to 1.6 kg, which is very elastic. The spring has a long compression length, and the spring force can be fine‑tuned

【OUR GUARANTEE】We promise provide you satisfied after sale service, if there is any problem, Please contact us directly. We will solve your problem within 24 hours

【SCOPE OF APPLICATION】This spring is very suitable for most extruder settings of 3D printers, great workmanship, perfect replacement for the old one

【COMPACT AND PORTABLE】With small size, easy to carry and store, convenient to use and with good performance, it can used to adjust the balance degree of heatbed platform

【GREAT PRACTICABILITY】A large number, can meet your use and replacement needs, very practically, the die springs are well suited for high stress applications