Product Description This ball-to-ball socket arm adapter lets you connect and extend mounts with a 25mm (1") pattern, allowing you to make custom mount setups . Compatible with our Composite Socket Arm . Ball-to-Ball Socket Arm Adapter at SeaSucker Browse all SeaSucker deals $8.00 In Stock at SeaSucker Buy Now at SeaSucker Secure checkout Easy returns or compare prices Amazon eBay Product Details Brand SeaSucker SeaSucker