2. High strength composite and stainless steel construction
3. Spring loaded cradle expands and contracts for perfect fit of your device
4. Rubber coated tips will hold device firm and stable
5. Versatility of cradle allows for attachment to many RAM ball mounts
6. Lifetime warranty
Marine Grade Stainless Steel Components & High Strength Composite
B Size 1" Rubber Ball
The "U" in the part number reflects product packaged in poly bag.