Originally Posted by ChadHahn
I went to Home Depot and got some heavy duty chain and a lock without a shackle to cut and a cheap bicycle tube. I cut out the valve and slid the rest over the chain so it doesn't scratch the bike. It's good for the home but would be a pain to carry around.
5/16" liftgate chain from McMaster-Carr. It takes a 250# man on a new 4' bolt
cutter to bust it and the chain has to be flipped, heaved on again to get it done.
This type of chain has forged links and hardly rusts.