1" Rubberized Ball from RAM Mount along with the Nylon washer that works with the FarkleBar. This has a 3/8" long shaft that is threaded as a 3/8" by 16 Pitch so it can screw right into the FarkleBar. This works with all the RAM Mount arms of the size "B" variety (1" Ball).

• Comes With the Nylon Washer You Need for the FarkleBar
• 3/8" long shaft is 3/8" in Dia. with16 Pitch Threads
• Standard RAM Mount Ball So Any 1" Ram Mount Arm Will Attach
• Ram Mount Lifetime Guarantee

Comes With the Nylon Washer You Need for the FarkleBarFarkleBar