Matthews 6" C-Clamps with Double Jr. Receiver 439006 are made for mounting Baby fixtures have two separate pins at different angles so that the light fixtures may fit with minimal clearance.
Matthews C-Clamps are available in 4", 6", 8", 10" and 12" with or without 5/8" mounting pins or Junior Receivers. Each clamp has a steel channel welded to both sides of the opening for better and safer locking.
Junior Receivers are made in two fixed versions. Horizontal and Vertical and a Universal Mounting Junior Receiver which can be used in any one of eight different positions.
Matthews C-Clamps are manufactured from premium drop forged steel. It should be noted however, that since the Matthews clamp is an adaptation of a standard C Clamp, there is no effective warranty on the part.