Square Glass Railing Clamps, 4-Pack, 304 Steel, 8-12mm

Glass railing clamp hardware secures 8–12 mm tempered panels without drilling, helping you build a cleaner, safer frameless barrier. This 4-piece square clamp set uses SUS304 stainless steel and high-hardness screws to resist rust and maintain stability outdoors. Adjustable metal and rubber pads grip the glass evenly, reducing vibration and movement from wind. A polished finish and smooth edges deliver a neat, low-maintenance look for balconies, decks, stairs, and garden railings.

• Fits 0.31–0.47 in (8–12 mm) tempered glass with adjustable pads for a secure, no-drill hold


• Delivers strong support using SUS304 stainless steel and reinforced 304 screws for reliable stability


• Protects panels with rubber padding to reduce slip, vibration, and edge stress


• Installs fast with included hex wrench; tighten spacers to dial in clamping pressure


• Finishes clean with a polished surface and smooth edges for comfortable handling

Designed for frameless glass railing projects where a solid base mount matters, these square, dual-sided clamps can be positioned along the bottom of the panel to match your layout. The corrosion-resistant stainless construction supports long-term indoor or outdoor use, while the adjustable inserts help prevent glass damage and keep the panel aligned. Whether you’re upgrading a balcony, stair run, deck perimeter, or garden barrier, this set gives you the hardware to build a neat, modern finish. Grab yours today and get your glass panels mounted with confidence.

• Quantity: 4 pcs


• Material: SUS304 stainless steel


• Compatible glass thickness: 0.31–0.47 in (8–12 mm)


• Overall dimensions (L × W × H): 3.94 × 3.94 × 6.3 in (100 × 100 × 160 mm)


• Groove height: 2.17 in (55 mm)


• Wall thickness: 0.12 in (3 mm ±0.3)


• Net weight (with accessories): 8.82 lb (4 kg)


• Included: hex wrench, mounting accessories, decorative covers, pads