Specifications - Glass clamps are suitable for 3 glass thicknesses. Three sizes are available: 6mm to 8mm (55 x 33 x 20mm), 8mm to 10mm (50.80 x 40.64 x 25.40mm), and 10mm to 12mm (63.50 x 40.64 x 25.40mm HxWxD). Before purchasing, ensure the clamp size matches your glass thickness for proper fit and use. Premium Quality - These glass clamps are made of high-quality 304 stainless steel, offering durability, strength, rust resistance, water resistance, and heat resistance. Ideal for both indoor and outdoor applications. Easy Installation - Glass balustrade clamps come with 2 Allen keys (hexagon drivers) to easily tighten or loosen screws. Simply insert the glass into the clamp and secure the screws. Follow the installation instructions provided in the included infographic for quick and efficient setup. Adjustable - The glass holder can be adjusted to fit the appropriate glass thickness using 2 rubber layers and a micro-adjusting screw. Rubber spacers ensure the glass is held securely and safely in place. Suitable for use in railings, stairs, handrails, and similar applications. Customer Care - Measure your glass thickness before ordering. If the product arrives damaged or in the incorrect size, please through the order page for assistance. We are happy to help with a refund or replacement as needed.