EIA/TIA compliant sliding shelf shall be Middle Atlantic Products model # SS. SS shall be constructed of the following materials: shelf and rear mounting brackets shall be 16-gauge steel. Full-extension, ball-bearing slides shall extend 13”. Shelf area shall be 17.5” W x 14.69” D. Maximum weight capacity shall be 50 lbs. SS shall be UL Listed in the US and Canada. Sliding shelf shall be GREENGUARD Indoor Air Quality Certified for Children and Schools. Sliding shelf shall be RoHS EU Directive 2002/95/EC compliant. Sliding shelf shall be manufactured by an ISO 9001 and ISO 14001 registered company. Sliding shelf shall be warrantied to be free from defects in material or workmanship under normal use and conditions for a period of three years.