RAM MOUNTS 1 B-Ball with 1/4-20 Thread Post
Connect another device to your existing RAM Mount with the RAM-B-273U Ball Base Adapter. This ball is made up of a 1 ball connecting to a 1/4-20 threaded stud with a length of 1.6. The threads on this ball replace the bolt in any B-size socket arm, and the ball connects to the middle of the socket arm on the opposite side of the tightening knob.
Ram Base W/1/4-20 Hole Hex & 1 Ball
RAM® Ball Adapter with 1/4-20 Threaded Stud for Action Cameras - B Si – RAM Mounts
Material: Powder Coated Marine Grade Aluminum. Ball Size: 1 Inch Rubber Ball. Base Diameter: 2.5 Inches. Color: Black Powder Coat. Weight: 0.15 lbs.
RAM MOUNTS Base Plate with 1 B-Ball - AMPS Hole Pattern
RAM® Ball Adapter with 1/4 - 20 Threaded Hole and Hex Post - B Size – RAM Mounts
RAM-202AU - RAM® Ball Adapter with Round Plate and 1/4-20 Threaded Stud :: Australian Distributor
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Material: Powder Coated Marine Grade Aluminum. Ball Size: 1 Inch Rubber Ball. Base Diameter: 2.5 Inches. Color: Black Powder Coat. Weight: 0.15 lbs.
RAM MOUNTS Base Plate with 1 B-Ball - AMPS Hole Pattern
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Ram Mount Store - Camera Mounts - Page 1 - Brushy Creek Marine