Bulk Tank Inc. is an ISO 9001 certified, nationally known company specializing in the manufacture of innovative parts for the pneumatic tank trailer industry. BTI—your pneumatic solutions headquarters. Their facility resides in Park Hills, Missouri (1 hour south of St. Louis, Missouri). For more than 30 years, their company has distributed equipment and parts throughout the United States, Canada and Mexico, as well as overseas. Because of their large customer base and (over 100 years) experience in sales, they have consistently talked the "customer’s language." Littlejohn tank trailer parts is proud to stock all your BTI parts for your dry bulk tanker.