How to Use:
Install and use directly.

Specification:

Item Type: 3D Printer Extruder Accessory Kit
Applicable : Compatible with for 2.4 3D printer, for Ender3, for Ender3 pro, for Ender3 V2, for 3 Max, for Ender5 pro, for CR10-V2, for CR-10S pro, for CR-10MINI, for CR-10S5.

Package List:
2 x Synchronous Wheel
2 x Hardened Steel Extrusion Gear
1 x Hand Twist Nut
2 x Needle Roller Bearing
2 x F625 2RS Bearing
5 x Brass Insert Nut
1pc ?3 x 20mm Shaft
1pc ?5 x 50mm Shaft
1 x Pneumatic Fitting
2 x Pneumatic Connector Snap
12 x Screw
1 x Closed Loop Timing Belt
1 x Spring
2 x Metal Washer
1 x Storage Box