Variable Bore Rams, Inc. was formed 35 years ago with the vision of being the world’s leading OEM blowout preventer ram provi ... der. We provide a wide variety of BOP rams manufactured by Cameron, GE Hydril, and NOV (Shaffer). All of our equipment is maintained to meet OEM, API, NTL and BOERME requirements. The Variable Bore Rams, Inc. team can meet and exceed your ram rental needs for any location at a moment’s notice. Variable Bore Rams, Inc., is available to come to your well site 24 hours a day, seven days a week - anywhere in the world. Visit www.vbri.com to learn more about our products and our company. read more