Check the listing for details. RAP-B-201U-A RAM Composite Double Socket Arm - B Size Shor.... Color: Black, Condition: New. Listed at 21.94 USD. RAM Composite Double Socket Arm - B Size Shor... RAP-B-201U-A Genuine RAM Products! The RAP-B-201U-A consists of a short double socket arm that accommodates 1 INCHES B size ball bases, device holders, and adapters. With an overall length 2.42 INCHES , this is the lowest profile RAM double socket arm size. The easy to adjust knob allows for near-infinite adjustability for your connected device.product dimensions Overall Length: 2.42 INCHES socket to socket length 1.75 INCHES ball size B Size (1 INCHES )weight capacity Standard Use: 2 lbsHeavy-Duty Use: 1 lbmaterials High strength compositepackaging type Poly BagWeight 0.15 lb FEATURES Low-profile design with an overall length of 2.42 INCHES and socket-to-socket length of 1.75 INCHES Attaches to any B size RAM ball component, including mounting bases and device holders; double ball and socket technology allows for near-infinite adjustability of your RAM mounting system Made of high-strength composite for durability and reliability in the most demanding environments Backed by a lifetime warranty product dimensions Overall Length: 2.42 INCHES socket to socket length 1.75 INCHES ball size B Size (1 INCHES ) weight capacity Standard Use: 2 lbsHeavy-Duty Use: 1 lb materials High strength composite packaging type Poly Bag Weight 0.15 lb