Taken from CFEastSac.typepad.com 1/11/12
21-18-15-12-9-6-3 of:
Ring Dips
KB Swings 70/53 (if swings are too easy, try this)
If you don’t have a kettlebell, use your brain… not to swing, but to exercise some creativity in making do with what you have or creating something new and useful, like this fine piece of ingenuity.