Description Detailed Specs Downloads Reviews Description RAM MOUNT, RAM 2-1/2" DIA. BASE W/ OCTAGON BUTTON Detailed Specs MFG Part Number RAP-293U Product Type Accessory configuration Ram Mounts, RAM 2-1/2" DIA. base W/ OCTAGON button null null null null null null null null null null Downloads Reviews The Ram Mounts RAP-293U is also known as RAM -RAP293U or RAP293U