Specifications - Glass clamps are suitable for 3 glass thicknesses. Three sizes 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 constructed from high-quality 304 stainless steel, offering durability, strength, rust resistance, waterproof performance, and heat resistance. Ideal for both indoor and outdoor applications. Easy Installation - Glass balustrade clamps include two Allen keys (hexagon drivers) to easily tighten or loosen screws. Simply insert the glass into the clamp and secure the screws. Follow the included installation instructions for quick and efficient setup. Adjustable Design - The glass holder features two rubber layers and a micro-adjusting screw, allowing secure fit for various glass thicknesses. Rubber spacers provide stable, safe fixation within the glass, suitable for railings, stairs, handrails, and similar applications. Customer Support - 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 returns, replacements, or refunds as needed.