CR-10 FANG OEM carriage with ezabl + fillets

One of the CR-10 FANG OEM remixed brackets has an EZABL adapter that is compatible with the V3 fang. After downloading and checking it out, the modification didn't fit with the overall look of the original part and had sharp corners that may be prone to cracking.

I have added some strategic filleting and chamfers to both increase strength and improve looks of the part.