USC S-21037 28 X 4 X 4" LONG CORRUGATED BOXES

USC S-21037 - 28 X 4 X 4" LONG CORRUGATED BOXES - WIDE OPENINGS AT TOP FOR EASY LOADING. PERFECT FIT FOR LONG, NARROW ITEMS - NO NEED FOR CUSTOM BOXES. BOX OPENS ON LONG SIDE. SHIPPED FLAT AND BUNDLED FOR COMPACT STORAGE. LARGER QUANTITIES, CALL FOR QUOTE. DIMENSIONS: OUTSIDE: 28 3/8 X 4 3/8 X 4 5/8" (+/- 1/8") DOMESTIC DIMENSIONAL WEIGHT: 4 LBS. FEATURES: SEAMS ARE GLUED. ALL BOXES OPEN ALONG THE LENGTH (FIRST DIMENSION). SPECIFICATIONS: MEETS ASTM D5118 AND D3951. 200# TEST VS 32 ECT (EDGE CRUSH TEST): 200# TEST: 30-50% STRONGER BURSTING STRENGTH. RECOMMENDED BY UPS FOR SHIPPING UP TO 40 LBS. 32 ECT: RECOMMENDED BY UPS FOR SHIPPING UP TO 3 - EQUAL TO S-21037