RAM® Double Socket Arm with Round Ball Plate - C Size Long Elite-7 Series The mount is approximately 7

The mount is approximately 7

This RAM-103U-B-2461 consists of a 1

The RAM-109HS-4U consists of a 6" swing arm with a 3

The RAM-103U-D consists of the 1

This kit has a 3 inch double socket arm

RAM® Double Socket Arm with Round Ball Plate - C Size Long Elite-7 Series The mount is approximately 7The RAM 103U D consists of the 1. 5" C size diameter ball and socket system with one open socket end; RAM 201U D socket arm is long length at 9. 125" end to end with a 8" socket to socket length. This mount is designed to be used with any of the C size RAM Mount bases or cradles with a 1. 5" diameter rubber ball. The RAM 202U RAM Round Plate Ball Base features industry standard AMPS hole pattern with 2. 5" diameter base and can be used as an adapter