This guy talked about it back in 2015 but disappeared as quick as he came.
viewtopic.php?f=10&p=911167
I know Enfield talked about doing one with the latch for a customer but he went to a threaded connection.
I know this picture was posted here many years ago but I know nothing about it. Not sure if it was a commercial can or a Form 1 but it incorporated the latch/gate.
