The world's first portable anti-angle grinder bike lock, D1000 uses graphene composite material technology, proven to withstand a severe and sustained angle grinder attack. Independently tested to the highest security standards, D1000 carries the prestigious Sold Secure Powered Cycle Diamond and ART 4 Star ratings. RESISTS ANGLE GRINDER ATTACKS Clips to jersey pockets and bag straps 92 x 155MM LOCKING AREA Ensure an optimal fit to prevent leverage attacksFRAME PROTECTION Rubberised outer shackle prevents frame scratch LIFETIME WARRANTY Register within 30 days of purchase FOR BICYCLE AND E-BIKE Suitable for bicycles and e-bikesANTI-ROTATION DOUBLE LOCKING TABS For enhanced security, meaning thief must cut both sidesAWARD WINNING Winner of the Design and Innovation Award 20213 X CODED REPLACEABLE KEYS If you lose or break your keys, you can replace them SPECIFICATION: Shackle Diameter: 32mm Internal Lock Dimension: 155mm x 92mm Warranty: Lifetime (10 Year) Key or Combination: 3 x replaceable coded keys Security Ratings: ENRA, Sold Secure Powered Cycle Diamond, ART 4 STAR Weight: 1.9kg