I’ve been having a horrible time finding the part for this part of the XT2041-4 rear camera. I bought the wrong lens initially and did some digging. Here is the best option for the lens replacement.
https://www.ebay.com/itm/OEM-MOTOROLA-MOTO-G-POWER-XT2041-4-REPLACEMENT-MID-FRAME-CAMERA-LENS-HOUSING/143740640953?_trkparms=aid%3D1110006%26algo%3DHOMESPLICE.SIM%26ao%3D1%26asc%3D20191002094254%26meid%3Db992068733974b9e891984246d20ce47%26pid%3D100889%26rk%3D1%26rkt%3D6%26mehot%3Dlo%26sd%3D164363906822%26itm%3D143740640953%26pmt%3D0%26noa%3D1%26pg%3D2332490%26algv%3DDefaultOrganic%26brand%3DMotorola&_trksid=p2332490.c100889.m5204