The RAP-B-294U consists of a 1" diameter ball with female PVC slip pipe socket. The socket can connect to any RAM PVC pipe and can be permanently fastened using electrical tape or PVC pipe cement. 
Intended for light duty use. Not intended for use in vehicle interiors or high temperature environments. 

Material: 
High Strength Composite 

Ball Size: 
1" Rubber Ball "B" Size 

Note: 
The "U" in the part number reflects product packaged in poly bag.