2-1/2" PVC C Type Conduit Bodies with Junction Boxes
3/4" Schedule 40 LR Type Conduit Bodies and Junction Boxes
Junction Box Waterproof ,Outdoor Junction Box, Waterproof Electrical Junction Box, IP68, 2 Way M20 coaxial Cable Connector Wire Range from 4 to 12mm, Black - Amazon.com
Carlon 1-Gang 14 cu. in. PVC Old Work Electrical Switch and Outlet Box B114RB - The Home Depot
DJC Supply Co. 4" x 4" x 3" PVC Plastic Junction Conduit Box with Pre Molded 3/4" & 1/2" Conduit Holes, Easy to knock out covers, Metal screws - Amazon.com
11 Types of Electrical Boxes and How to Choose One
1" Schedule 40 PVC E Type Conduit Body with Junction Boxes - RGV Electrical Supply