48″ x 40″ x 36″ Heavy Duty Boxes – Heavy Double Wall

48 x 40 x 36″ 350#/ECT-51 Heavy-Duty Double Wall Boxes 5/Bundle 75/Bale

– Twice the protection of a standard carton.
– Manufactured from heavy-duty 350# D.W./ECT-51 kraft corrugated.
– Heavy-duty construction provides greater protection and stacking strength.
– Cartons are sold in bundle quantities and ship flat to save on storage space and shipping.