The HIPLOK D1000 Anti-Angle Grinder Bike Lock is the first portable lock engineered to resist angle grinder attacks, using advanced graphene composite technology. Independently tested to the highest security standards, it holds Sold Secure Powered Cycle Diamond and ART 4 Star ratings. Designed for both bicycles and e-bikes, it features a 92mm x 155mm locking area to prevent leverage attacks. The anti-rotation double locking tabs require thieves to cut both sides for added security. Its rubberized outer shackle protects your frame from scratches. Winner of the 2021 Design and Innovation Award, it comes with three replaceable coded keys and a lifetime warranty when registered within 30 days.