Variable Bore Rams, Inc. was founded in June, 1980 with the purpose of providing state of the art support for the blow-out preventer operator. The concept of the variable bore ram has sprouted from a single model to over 40 variable bore ram type products. Variable Bore Rams, Inc. maintains “state of the art” status. Stocking the latest in equipment, and providing the most recent Product Upgrades, Engineering Updates, and Technical Bulletins. Variable Bore Rams, Inc. is available to your well site twenty-four hours a day, seven days a week, anywhere in the world. Check with your local Variable Bore Rams, Inc. representative or agent to see that your name and company are on our mailing list for technical updates. Your comments and suggestions on how we may better serve you are always greatly appreciated.