Joined: Nov 2005
Posts: 4,022
Likes: 2,086
From: NW Ohio
Bikes: 1984 Miyata 310, 1986 Schwinn Sierra, 1987 Ross Mt. Hood, 1988 Schwinn LeTour, 1988 Trek 400T, 1981 Fuji S12-1977 Univega Grand Rally, S LTD, 1973 Sears Free Spirit 531, 197? FW Evans
I usually buy 20 feet at a time from a local shop, but 6-7 feet is about right for a full rear brake cable and non-aero levers. Allow a bit more for large frames or tall stems.