The first image is from the Denying Thumper blog — click the image for a complete report from this guy and a video about his Steelworxx Looker 02:

And here are more images in locking metal cock cages and the men who are brave enough to get locked in them:

I think it would be a great idea for 2013 to get a bunch of Metalbond readers locked in serious chastity, maybe have a bet or dare to see who can go the longest number of days.

Many more chastity devices are available from Mr S