Geared Bowden Extruder for MK7

I change the design from the extruder made by mitchnajmitch, because i need a geared bowden extruder compatible with MK7

So too build the extruder you need :
1 MK7 extrudeur : https://fr.aliexpress.com/item/stainless-steel-3D-Printer-Filament-Extruder-Pulley-Gear-MK7-Teeth-Drive-Gear-With-M4-hexagonal-Screw/32763530868.html?isOrigTitle=true
2 Bearing MR105ZZ : https://eu.banggood.com/Wholesale-Warehouse-10Pcs-5-x-10-x-4mm-Metal-Sealed-Shielded-Deep-Groove-Ball-Bearing-MR105ZZ-wp-Eu-62635.h