ATI 47 Gallon L Shaped Transfer Tank Bright Aluminum Model # TTL50 5.9 The industry leading Chandler underbody SL44014 The industry leading Chandler underbody carbon steel tool box is simply the highest quality and most durable steel underbody box you can buy Full Yes Weather Seal Yes Chevrolet Silverado 1500 Yes Chevrolet Silverado 2500 3500 Yes Ford F 150 Yes Ford F 250 F 350 Yes GMC Sierra 1500 Yes GMC Sierra 2500 3500 Yes Nissan Titan Yes RAM 1500 Yes Toyota Tundra Yes RAM 2500 3500 Yes Bed Length 5 ft 6 in Yes Bed Length 5 ft 7 in Yes Bed Length 5 ft 8 in Yes Bed Length 6 ft Yes Bed Length 6 ft 1 in Yes Bed Length 6 ft 2 in Yes Bed Length 6 ft 4 in Yes Bed Length 6 ft 5 in Yes Bed Length 6 ft 6 in Yes Bed Length 6 ft 7 in Yes Bed Length 8 ft Yes you can ensure the safe and reliable use of your transfer tank while protecting your vehicle high quality