Matthews Magic Finger CAT NO. 388210. In the few short years that the Magic Finger has been out in the market, it has become one of the most popular grip accessories of all time. The 5/8" pin attached to the ball joint pivots from -15deg. to +90deg. while the collar rotates 360 deg. All axis lock positively with the one locking handle. The stand mounting portion has an outside diameter of 5/8" to fit into a Junior Receiver, while the inside is bored to mount on a 5/8" pin. Weight 2.1 pounds.