Uncompromising performance since 1971 3ft/ 1m impact resistant airtight Internal Size External Size Weight Lid Base Silicone rubber seal keeps out salt water and ozone Perfect for storing and protecting ammunition, 2-way radios gas detectors, air monitoring devices and other sensitive Stainless steel piano hinge runs the length of the box, providing added strength and protection Eliminates ozone damage to stored contents Strong molded-in handle Tough ABS and stainless steel corrosion-proof construction Limited Lifetime Warranty Part numbers Please see price list for complete part number listing