The RAP-299-3-B-102U consists of a double socket arm, two diamond bases and RAM-A-CAN II cup holder base. The diamond bases measure 2.43" x 1.31" diamond base and contain two holes 1.912" from center...
The RAP-299-3-B-102AU is a pre-assembled cup holder mounting system that consists of a double socket arm, two diamond bases and RAM-A-CAN II cup holder base. The diamond bases measure 2.43" x 1.31"...