Track spikes Emil Zatopek, a distance runner from Czech Republic, wore them during the 1952 Olympics in Helesinki. The front of the sole features a rigid or semi-rigid spike plate containing between 3 and 9 threaded holes called spike wells. Spikes can be screwed into each well using a spike wrench. Recently, some individuals have attempted to add a "through hole" at the bottom of the spike to make them easier to tighten, remove, and install. Some shoes have permanent or "fixed" spikes which are not meant to be removed. Spikes may break during competition. Track shoes are exceptionally light, some shoes
Emil Zinner Emil Zinner Emil Zinner (23 August 1909, Brno – 8 July 1942, Majdanek) was a Jewish-Czech chess master. He won an tournament at Králicky 1929; tied for 5-6th at Bilina 1930 (Heinz Foerder won); tied for 8-10th at Brno 1931 (Salo Flohr won), tied for 2nd-4th at Moravska Ostrava 1933 (Ernst Grünfeld won); tied for 4-6th at Bad Liebenwerda 1934 (Flohr won); tied for 5-7th at Luhačovice 1935 (Karel Opočenský won); tied for 2nd-3rd, behind Karl Gilg at Konstantinsbad 1935; took 15th at Poděbrady 1936 (Flohr won), and took 2nd, behind Paul Keres, at Prague 1937. Zinner played for Czechoslovakia