From November to the end of February get a free pair of genuine Shimano stainless steel gear wires worth £27.99. This super deal also includes genuine Shimano SP41 SIS outer gear casing, which is coated internally with silicone grease to give very smooth and light shifting. This is £4 per meter and a typical bike usually requires 2 and a bit meters, so £10 of cabling for free on the average bike. For your convenience you can book a service online here https://www.greenparkbikestation.info/product/randonneur-service/
