waterlung

Hello! I am new to this forum, and have little to no scuba experience or expertise. I recently found some scuba gear that a landlord was getting rid of from an old tenant. It looks kind of old, and from the surrounding documents I would have to guess 1980s. I have attached some images. What I...

I have a sportways regulator, but i do not now the model and im going to sell it but i dont know how much is worth. here i put some photos.