Square Post Clamp Base 4" Wide with 1.5" Ball

The RAM-247U-4 is a clamp base with 1.5" rubber ball that will connect to rails up to 4" maximum in width. 

Features:

• Material: Powder Coated Marine Grade Aluminum
• Ball Size: C Size 1.5" Rubber Ball
• Note: The "U" in the part number reflects product packaged in poly bag.
• Weight: 1.17 lbs.