Box-Welded aluminum construction. Reinforced backstop prolongs the life of the box. Once this box is installed you should never have to remove it. Meets High School and NCAA specifications. IAAF certified.
Lid-Fits all Gill vault boxes. 1/4" supports prevents lid from sagging. When 50201 is covered with all weather track material, lid fits flush with runway surface. The 50202 provides a flush mount without track material.