U.S. Patent# 7571595
The alternative to a regular looking bicycle chain. We now have a plastic "cap" that snaps right over your existing bicycle chain and no tools are required to install them. No need to take anything apart or remove the chain, these "Caps" just snap right on and are available in many colors.
ONLY FOR 1/2" X 1/8" CHAINS OR COMMONLY KNOWN AS SINGLE SPEED BIKES
*NOT FOR HALF LINK CHAINS