Dual extruder mk8+e3d v6 x-carriage for lm8uu prusa-mendel like printers

i've made this Dual extruder mk8+e3d v6 ''x-carriage'' for lm8uu bearings, for prusa-mendel like printers to fit with this extruder that is already on thingiverse :

https://www.thingiverse.com/thing:2690886

i was not able to find the x carriage on the creators profile and the same on the web, so i decided to make it remixed, from the one ive choose, beacuse its compact and also can fit the two screws at the bottom of the extruder behind the belt clamp piece, tha'ts why its on two separate