The RAP-B-354U RAM® Wedge Ball Adapter adds a B Size 1" RAM ball mounting point to compatible round rod holder and sail port bases. It is designed to slide into the opening, expand as the screw is tightened, and lock securely in place. This component is commonly used with Scotty and Hobie-style bases where a RAM ball connection is needed for a lightweight marine or kayak mounting setup. Key Features B Size 1" RAM rubber ball Wedge-style adapter fits tube openings from .875" to 1" Designed for compatible Scotty and Hobie Sail Port-style bases Expands and locks into place by tightening the screw High-strength composite construction Includes assembly hardware Manufacturer-rated weight capacity of 2 lbs for standard use and 1 lb for heavy-duty use Use Cases & Compatibility This wedge adapter is commonly used on kayaks, small boats, and marine setups with compatible round rod holder or sail port bases. It provides a RAM B Size ball connection point for attaching a compatible RAM socket arm, device holder, fish finder mount, phone holder, or other light-duty accessory. Specifications Ball Size: B Size 1" RAM ball Material: High-strength composite Color: Black Hole Pattern: Not applicable Weight Capacity: Standard use: 2 lbs; Heavy-duty use: 1 lb Included Hardware: Assembly hardware Product Weight: 0.17 lb Additional Details: Fits tube openings from .875" to 1" diameter What’s Included RAM Wedge Ball Adapter with B Size 1" ball Assembly hardware Brand & Warranty Brand: RAM Mounts Manufacturer Part Number: RAP-B-354U Warranty: Manufacturer's lifetime warranty Gadget Mounts is an Authorized RAM Mounts Dealer.