RAM-B-121BA Yoke Clamp Base with 1" Rubber Ball and 1/4-20" Tapped Socket to add another Ball HARLEY-DAVIDSONFLSTSI Heritage Springer - 20002000 HONDA CB 500 XA -

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The zinc coated metal u-bolt and nuts included will fit a circular rail between 0

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RAM-B-121BA Yoke Clamp Base with 1" Rubber Ball and 1/4-20" Tapped Socket to add another Ball HARLEY-DAVIDSONFLSTSI Heritage Springer - 20002000 HONDA CB 500 XA -Yoke Clamp Base with 1" Rubber Ball and 1 4 20" Tapped Socket to add another Ball The RAM B 121BA, yoke clamp mount with an added 1 4" 20 thread to add another ball base (RAM B 237). This clamp will fit rails from 0. 625" to 1. 25" in diameter. The 1" rubber ball is set at a right angle to the plane of the mount, so when connected to a rail, the ball sits parallel to the rail. Material. Marine Grade Aluminium. Ball Size. 1"