Product Description: This incredible grab-n-go stackable Poly-box holds 10 6″x6″ Paratech baseplates. You can stack each box ontop of one another for a tight, interlocking fit. Ultimately freeing up more space in your compartment. New Part Number: PTS-0090-00 Legacy Part Number: PTS-190 Product Dimensions 21″ L x 10.25″ W x 9″ H 533.4mm L x 260.35mm W x 228.6mm H