RAM Bond-A-Base Black Adhesive Base with Ball (RAP-398-BLK-202U) (sku 54459)The RAP 398 BLK 202U consists of the black RAM Bond A Base, a flexible PVC mounting pad, and the C size 1. 5" Ball. This base allows the attachment of any C size socket arm components to complete any rugged RAM Mount. Easily install with the included 3M VHB double sided adhesive pad that connects the Bond A Base to your kayak, stand up paddleboard or inflatable watercraft. HARDWARE INCLUDED Assembly Hardware (1) 7. 12" x 5. 25" Double Adhesive Pad (1)