SHIMANO Y TYPE 82mm “B” LINK WIRES ( choose 1, 2 or 5 using drop box )YOU ARE BUYING HARD TO FIND SHIMANO TYPE LINK WIRES IN SIZE 82mm “B” LINK WIRESAS WELL AS WORKING BETTER THESE ARE ALSO MUCH NEATER LOOKING THAN STANDARD LINK WIRESYOU USE THE ALIGNMENT ARROW TO SET THE CABLE AT 90 degrees THEN SET BLOCKS TO SUIT FOR BETTER BRAKING PERFORMANCE