This document provides information on various types of blowout preventer (BOP) rams and their functions. It discusses pipe rams, flexpackers, shearing blind rams, double V shear rams, variable bore rams, dual string shear rams, super shear rams, and optional wedgelocks. Pipe rams are designed to seal on specific pipe sizes and can suspend pipe during operations. Flexpackers seal around various tubing diameters. Shearing blind rams and double V shear rams both cut pipe in emergencies while sealing as blind rams normally. Variable bore rams seal various pipe and kelly sizes. Dual string shear rams cut multiple strings regardless of orientation. Super