Ring locks
Defender*-*axa-stenman
though with this chain
RLC 140*-*axa-stenman
At 1.4M long I can loop around the front wheel and around the bike-rack/ sign post to lock the bike up,
and then plug the pin into the ring lock and secure both wheels and the bike to a fixed object.
Bike: NL made Koga. Had the riv-nuts on the front of the Seat Stays ,
key on left, plug in catch for the chain pin on the right
Another non Kryptonite brand lock company ... Abus
http://www.abus.com/eng/Mobile-Secur...Security/Locks
another bike uses their folding link lock
http://www.abus.com/eng/Mobile-Secur.../Folding-locks
http://www.abus.com/eng/Mobile-Secur...in-combination
and armored cables , Interlocking steel sleeve segments over the cable..
http://www.abus.com/eng/Mobile-Secur...s/Steel-O-Flex
folding link lock holder is in place of a water bottle cage on my Bike Friday ..