Highly resistant, non-slip birch plywood platform. Made of several machined parts for a subsequent fastening and an easy transport. The board has a weight throwing ring, designed and manufactured in compliance with WA international athletics regulations. It is made of steel plate rectangular section of 20x15 mm forming an inner diameter of 2.135 mm, WA certificate No. E-12-0669. It includes a shot put container side mounted, made of fibreglass WA Certificate E-12-0668. Dimensions: 3.10x3.10 m and thickness of 50 mm. The outer part of the board is lacquered in red, the profile forming the circle in white and the inner wooden circle in brown.