The ColecoVision Homebrew kit consist of all the parts needed to create two ColecoVision cartridges including cartridge cases, screws, pcbs, 32KB EPROMs, capacitors and logic chips.
It is available as Homebrew kit CV black (black cartridge case) and Homebrew kit CV red (red cartridge case).
The manual contains further information and assembly instructions.
These are the pcbs used in the kits. They have a gold surface finish. The L1.1 can be used with DIL/DIP parts,
which are easy to solder by hand.

The cartridge cases are made from polypropylene. Below you can see some drawings:
