blokada tarczy hamulcowej kryptonite evolution armored disc lockThe massive Kryptonite brake disc lock also fits the rear sprocket. Its size makes it easy to spot, acting as a deterrent. The large lock pins make it difficult to access the bolt. 13 mm steel link the disc cylinder is resistant to tearing and drilling 3 stainless steel keys included sliding dust cover a cover with the kryptonite logo is included to protect the lock from scratches during transport product weight: 1. 13 kg