The RAM-B-201U-A consists of a short double socket arm that accommodates 1" B size ball bases, device holders, and adapters. With an overall length 61.5mm, this is the lowest profile RAM double socket arm size. The easy to adjust knob allows for near-infinite adjustability for your connected device.
B Size Ball: 2.54 cm (1") in diameter (generally used to support a load of 0-2 kg)
Marine-grade aluminium
Note: this product does not include the pin spring.