This is the Top of the dual extruder hot end holder (designed for a E3DV6 Hot End).
(The distence between centres of the bearings is 68MM, Belt is standered GT2 drive belt)
It uses 4 LM8UU Bearings, It will require 4 M3 Bolts+Nuts to hold both halfs together. (If purchising metal versions sutiable metal self tapping screws of equivelant sizes will need to be sourced)
**Note: Other componants will need to be purchesed to complete this model for use.**