The EFS2 Fixed Height Floor Stanchions consist of a 6"x6"x1/4" laser cut base plate with four 3/8" mounting holes, 2" square 14 gauge heavy wall steel tubing, a 23.5" long .5" diameter brace for added strength and rigidity , and a 4" wide collar that can be set at your choice of height of 36", 39" and 42" above base plate of the floor stanchion to accept the barre. The floor stanchions have a beautiful powder coated finish.