RAM Rail Clamp Ball Base for 32 to 47mm Rails (C Series 1.5" Ball) location-spline-post 25" male threaded post fits

25" male threaded post fits any camera or camcorder with a standard tripod thread

625") with a 75x75mm VESA pattern

Using the Dual Sport mirror

Includes B Size 1" RAM ball that connects to any RAM B-series arm

RAM Rail Clamp Ball Base for 32 to 47mm Rails (C Series 1.5" Ball) location-spline-post 25" male threaded post fitsRAM 271U 12 RAM Rail Clamp Ball Base for 31. 7547. 625mm Rails The RAM 271U 12 is a round rail clamp base that grips pipe or tubing from 31. 75mm to 47. 625mm (1. 25"1. 875") in diameter and terminates in a C Size (1. 5") rubber ball for connection to any C Series RAM double socket arm. Key Features Clamping base ideal for posts from 1. 25" to 1. 875" in diameter C Size 1. 5" RAM rubber ball allows near infinite adjustability via ball and socket