Joined: Jan 2009
Posts: 44,180
Likes: 6,417
From: New York, NY, and High Falls, NY, USA
Bikes: 1962 Rudge Sports, 1971 Raleigh Super Course, 1971 Raleigh Pro Track, 1974 Raleigh International, 1975 Viscount Fixie, 1982 McLean, 1996 Lemond (Ti), 2002 Burley Zydeco tandem
Those are V-brakes, also called linear pull brakes. The wheels have a 700c diameter which is very slightly smaller than 27". Weirdly, in Europe, they call 700c 28" and that's funny because they don't even use inches there.