The BL-75 from Libec is a 75mm tripod mount adapter with a bowl clamp that can be used with the Libec slider rails ALX SR4, ALX SR8, and ALX SR12 (sold separately). It has a dual-base design consisting of a 75mm ball base and a flat base bottom. The flat base, featuring a 3/8"-16 mounting thread, can be used for attaching the head to various other flat-base gear. Compatible with the Libec ALX T and other 75mm ball-diameter and flat-base tripods, it fits sliders, skater dollies, and other equipment.
Dual-base design with 75mm ball base and a flat base bottom with a 3/8"-16 mounting thread
Designed for both 75mm ball-diameter and flat-base tripods
Made to fit sliders, skater dollies, and other equipment
Can be used with slider rails ALX SR4, ALX SR8, and ALX SR12