The Wooden Camera 175400 Universal Lens Support (15mm LW) supports heavy lenses when using 15mm lightweight rods.Includes 1/4"-20 cap for attaching to tripod collars and some cinema lenses, 3/8"-16 for attaching to most cinema lenses with standard support foot, and rolling Y bracket for attaching to DSLR type lenses where no support foot is available. Rubber wheels also allow for positioning under rotating focus barrels when necessary. Quick, snap-on installation is possible by loosening thumbscrews. Vertical post can move laterally to accommodate skewed baseplates. Height adjustment meets any diameter lens barrel.