This extension kit is designed to fit openings from 35 3/4" to 47". Extensions are made of reinforced steel. All extensions are protected with a non-toxic plastic coating. Use one extension kit for openings from 35 3/4" to 41 1/2".
Use two extensions for openings from 41 1/4" to 47". The maximum opening is 48 1/8". Available in Natural Beech finish.
