Scaled 140% of original
Use normal support for easier removal
Tested on generic PLA
For consideration : Use of other materials such as PETG for use in aquarium tanks as different PLA has coloration additives which may or may not be safe for aquarium use. I do not take responsibility for any injury or death to Marinelife caused by using this print.
Kindly note the second print profile uploaded by me includes 10 chain links.
For more information and educational purposes, check out this written article on naval mines:
https://interestingengineering.com/innovation/how-do-naval-mines-work