... : Cameron BOP RAMBOP RAM including pipe RAM (2-3/8, 2-7/8, 3-1/2, 4, 4-1/2, 5, 5 ... -1/2, 5-3/4, 6-5/8, 7, 7-5/8 ... 10-3/4″), blind, shear and variable RAM (2-7/8 to 5, 4-1/2-7”), and double hole RAMPressure: 2 ... ,000 to 15,000psiSize: 7-1/16 to 21-1/4"U and S type are ...