Feature: 1. The supporting pull rod kit for aluminum profile structure 3d printer. 2. Compatible for Creality 3D CR-10/10S/10S4 or other similar structure 3d printer with print size of 300*300*400mm/400*400*400mm. 3. It is used to enhance the stability of Z axis and improve the printing effect. 4. Made of high quality aluminum profile material, durable and sturdy. 5. Comes with metal fasteners, easy to install. Specification: Features: The supporting pull rod kit for aluminum profile structure 3d printer. Compatible for Creality 3D CR-10/10S/10S4 or other similar structure 3d printer with print size of 300*300*400mm/400*400*400mm. It is used to enhance the stability of Z axis and improve the printing effect. Made of high quality aluminum profile material, durable and sturdy. Comes with metal fasteners, easy to install. Specifications: Name: 3D Printer Supporting Rod Set Material: Aluminum profile Color: Black/Silver(optional) Fits: For Creality 3D CR-10/10S/10S4, for Alfawise U20, for TEVO Tornado, for Anet E12, etc. Package Size: 41 * 14 * 4.5cm / 16.1 * 5.5 * 1.8in Package Weight: 760g / 26.8oz Package List: 4 * Pull Rod 2 * Tie Rod Connector(Top) 2 * Tie Rod Connector(Bottom) 4 * Fisheye Bolt M6*35 4 * M6 Hex Nut: 2 * Bolt M6*40 10 * Stainless Steel Screw M5*10 4 * Stainless Steel Screw M5*18 10 * M5 T Nut 4 * M5 Flange Lock Nut 1 * Tool Kit 1 * Spares Kit 1 * User Guide(English) Package List: 4 * Pull Rod 2 * Tie Rod Connector(Top) 2 * Tie Rod Connector(Bottom) 4 * Fisheye Bolt M6*35 4 * M6 Hex Nut: 2 * Bolt M6*40 10 * Stainless Steel Screw M5*10 4 * Stainless Steel Screw M5*18 10 * M5 T Nut 4 * M5 Flange Lock Nut 1 * Tool Kit 1 * Spares Kit 1 * User Guide(English)