The sport has the official site www.hardrock100.com . 17 teams participated in Men's welterweight boxingat the Games of the XXXI Olympiad . It was held in 7–20 August . The no. of events in sport was 14 . The venue for Men's welterweight boxingat the Games of the XXXI Olympiad was Olympic BMX Center (BMX),Riocentro – Pavilion 6,Field . 28 from 28 nations,313 from 65 nations competed in Men's welterweight boxingat the Games of the XXXI Olympiad . Men's welterweight boxingat the Games of the XXXI Olympiad was founded on 5 September 1971
There were more than 20 games in Men's welterweight boxingat the Games of the XXXI Olympiad