Set of 4; 90 ° Glass Clamps, F Clamps, Glass-to-wall Holder, wall mounting fixed clamp Made of Aluminum alloy, durable, anti-rust and wear-resistant, long service life With adjustable screws, fits glass panel from 10-13mm thickness Applications: glass fence panel, table panel, such as showcase, wine cabinet, swimming pool fence, balcony fence etc Easy to install, drilling free Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.