A coxless four, abbreviated as a 4- and also called a straight four, is a racing shell used in the sport of competitive rowing. It is designed for four persons who propel the boat with sweep oars, wit
A Washington College crew in a coxless four
A quadruple sculling boat, often simply called a quad and abbreviated as a 4x, is a racing shell used in the sport of competitive rowing. It is designed for four people who propel the boat by sculling
Quad scull Germany 1982: Martin Winter (front), Uwe Heppner (second), Uwe Mund (third), and Karl-Heinz Bußert (last)