Sell 3D 4040 Y Axis Belt Tensioner,2020 X Axis Synchronous Belt Tensioner best price

[Sturdy ] This belt tensioner set is forged with aluminum, it has stable shrinkage under high temperature, beautiful appearance and excellent wear rate. [Adjustable Elastic] Very useful upgrade parts for series printer, you can adjust the belt freedom, more better than . Easier to adjust belt, higher precision and better printing effect. The X-axis and Y-axis belt can be adjusted at any time by turning the screw by hand. [Easy Assemble] Already assembled,you don't need to assemble it by yourself,just install and use it right now. [Compatible] 2020 X-axis belt tensioner and 4040 Y-axis belt tensioner for Ender 3 Pro/ Ender 3 V2 Material:aluminum colour:black Package Contents: 1 x 2020 X-axis belt tensioner 1 x 4040 Y-axis belt tensionerOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.