The RAM Composite Medium Double Socket Arm for B Size 1" Balls is a standard-length arm used to connect two RAM B Size ball components together. It works with compatible RAM bases, holders, cradles, adapter plates, and other 1" ball components. A spring inside the arm helps open the sockets when loosened, making it easier to position the connected components. Once tightened, the double socket design allows a secure, adjustable connection for building a custom RAM mounting setup. Key Features Medium double socket arm for RAM B Size 1" ball components Overall length of 3.73" with a 3" socket-to-socket length Connects RAM B Size bases, holders, cradles, and adapters Double ball-and-socket design allows near-infinite adjustability Internal spring helps open the sockets for easier positioning Manufacturer-rated weight capacity: 2 lbs standard use, 1 lb heavy-duty use Use Cases & Compatibility This RAM composite double socket arm is commonly used as the center connecting piece in B Size RAM mounting systems. It attaches to a compatible 1" ball base on one end and a compatible 1" ball holder, cradle, adapter, or plate on the other. It is commonly used in vehicle, motorcycle, marine, warehouse, work cart, desk, and equipment mounting setups where a standard-length adjustable arm is needed. This is a socket arm component only and requires compatible B Size ball components to complete a mount. Specifications Ball Size: B Size 1" Ball Compatible Material: High-strength composite Color: Black Product Dimensions: Overall Length: 3.73"; Socket-to-Socket Length: 3" Weight Capacity: Standard Use: 2 lbs; Heavy-Duty Use: 1 lb Product Weight: 0.22 lb Additional Details: Socket at both ends accepts RAM B Size 1" ball components; internal spring helps open the sockets when loosened Brand & Warranty Brand: RAM Mounts Manufacturer Part Number: RAP-B-201U Warranty: Manufacturer's lifetime warranty Gadget Mounts is an Authorized RAM Mounts Dealer.