The RAP-B-379U-252050-KAY1 consists of a 1" diameter rubber ball connected to a 1/4"-20 X .50" male threaded post.

RAM 1" Tough-Ball™ w/ 1/4-20 X .50" Kayaks Thread Post (RAP-B-379U-252050-KAY1)
Qty:
The RAP-B-379U-252050-KAY1 consists of a 1" diameter rubber ball connected to a 1/4"-20 X .50" male threaded post.