Universal Motorcycle Disc Brake Lock (U-Lock Security Model) – Relax Your Motorbike Won’t Get Stolen Using This Lock! Includes Highly Visible Reminder Cable & Carry Holster. From BigPantha.

MAKE YOUR MOTORCYCLE NEAR IMPOSSIBLE TO STEAL: Fit a premium BigPantha security disk lock u lock to your bikes front disc. Made from 14 mm hardened steel, the shackle is a double deadbolt – one each side – for extra strength (unlike a padlock for), making it anti-pick, resistant to both pulling or a lever assault by a crowbar. Cannot be drilled either. Once the metal disc lock is fitted the wheel / tire can not be rotated quite a lot of inches thus preventing the bike from being driven off.
EASY TO NOTICE – SO A THIEF WILL MOVE ON: Fit the new “Easy to Spot” Bright Orange Reminder Cable (132 cm / 52″ long) between the disc lock and your handlebar grip, to just be sure you don’t try and drive off with the disc lock u-lock still fitted (yes that would be embarrassing!). And of course the Reminder Cable evolution has anti-theft qualities as draws attention to the front brakes lock – so deterring a thief.
CONVENIENT TO STORE & TRAVEL WITH: The Disc Lock security accessories kit includes the lock (yellow or blue type models) a carry pouch / holster for easy storage (of lock & reminder cable) and convenient trip. Simply unlock it and pop the disc lock and reminder cable into the pouch; then hitch the pouch to your jeans or belt and you’ll be able to be away.
WON’T DAMAGE YOUR VEHICLE: The ULock shackle is coated with a tough resilient and hard rubber sleeve because of this that when it’s fitted it’s going to come up with max protection and will not damage your bike.
WEATHERPROOF & DUSTPROOF: From Oxford to New York when it’s dry and dusty or wet and slippery your wheel lock u-lock cylinder lock and bolt is safe by a small dust cover to prevent ingress of dust & grit (in order that it won’t get clogged up) or rain with the intention to preserve the integrity of the lock.