JC-057/058 No-Drill 90-Degree Glass Clamp | Matte Black & Gun Ash | Wall-to-Glass Fixed Bracket
Discover the JC-057/058 Free Groove (No-Drill) 90-degree glass clamps. Made from premium 304 Stainless Steel for 8-12mm glass. Available in trending Matte Black and Gun Ash finishes. Easy installation without glass cutouts.
In the world of contemporary bathroom architecture, Minimalism and Efficiency are paramount. Traditional methods of securing fixed glass panels often require pre-drilled holes or cutouts in the tempered glass. This not only increases fabrication costs but also heightens the risk of breakage during transport and installation.
The JC-057 (Matte Black) and JC-058 (Gun Ash) 90-degree glass clamps are engineered to solve this problem. As a revolutionary Free Groove (No-Drill) solution, these clamps utilize advanced friction mechanics to secure the glass panel to the wall at a 90-degree angle without compromising the structural integrity of the glass. They serve as the robust "skeleton" of your shower enclosure while acting as a sophisticated design element.
Technical Specifications
Model No: JC-057 (Matte Black) / JC-058 (Gun Ash)
Category: Bathroom Glass Clamp / Fixed Clip / Wall-to-Glass Bracket
Mounting Type: 90-Degree Wall-to-Glass Fixing
Glass Preparation: No-Drill / Free Groove (No holes or notches required).
Glass Compatibility: Fits 8mm, 10mm, and 12mm Tempered Safety Glass.
Material: High-Grade Stainless Steel (Available in SUS304 or SUS201).
Dimensions:
Height: 90mm (Extended height for superior grip and visual impact).
Width: 63mm (Projection from wall).
Hole Spacing: 58mm (Center-to-Center vertical spacing).
Surface Treatments: High-Temp Baking Paint (Black), PVD Plating (Gun Ash), Brushed, Mirror Polished.
1. The No-Drill Advantage: Safety Meets Cost-Efficiency
Standard Glass Clamps often mandate precise holes in the glass.
Zero Breakage Risk: The JC-057/058 clamps the glass directly using high-density composite rubber gaskets within the stainless steel body. This eliminates the risk of "stress explosion" caused by misalignment at the drill holes.
On-Site Flexibility: With traditional clamps, if the wall isn't perfectly plumb, a pre-drilled glass panel might not fit. With our Free Groove clamps, installers can adjust the glass position on-site by millimeters, significantly boosting installation speed and reducing waste.
The finish of your hardware defines the mood of your bathroom.
JC-057 Matte Black: Black is the timeless classic of modern design. Our matte finish is specially treated to be smooth to the touch and resistant to fingerprints. It creates a striking geometric contrast against white subway tiles or marble, outlining the shower space with boldness. It pairs perfectly with our black Shower Hinges.
JC-058 Gun Ash: Also known as Gun Metal, this is the trending finish for luxury interiors. Sitting between deep charcoal and metallic silver, Gun Ash exudes an Industrial Chic vibe. Under bathroom lighting, it offers a subtle, sophisticated gleam that complements grey micro-cement or concrete textures perfectly.
As a load-bearing component in a humid environment, corrosion resistance is non-negotiable.
While cheap zinc alloy clamps corrode within months, our JC-057/058 series is cast from solid 304 Stainless Steel. It passes rigorous 48-hour salt spray testing, ensuring it remains rust-free even in coastal or high-humidity areas.
The 90mm tall profile provides a larger contact area between the metal and the glass, ensuring a grip that is as strong as it is stylish.
Despite being a "No-Drill" design, we do not compromise on grip. The interior of the clamp body features micro-serrations which, when combined with our specialized high-friction gaskets, lock the glass in place. Even heavy 12mm panels will not slip or sag over time.
Hardware Matching Guide
A cohesive bathroom design requires matching hardware. The JC-057/058 is the ideal choice for securing Fixed Panels. To complete the look, we recommend:
Door System:
If you choose the JC-057 (Black) clamp, ensure your door hinges match. Visit our Shower Door Hinges section. For wider doors, consider Pivot Hinges for better weight distribution.
Handles:
The square profile of these clamps calls for geometric handles. Check our Shower Door Handles page for "Square Tube" or "Flat" designs in matching Black or Gun Ash finishes.
Structural Support:
For floor-to-ceiling glass partitions or extra-large enclosures, wall clamps alone may need reinforcement. Consider integrating our Glass Spider Fittings or overhead stabilizer bars for maximum rigidity.
Installation Guide
Step 1: Marking & Drilling
Use a laser level to mark a vertical line on the wall. Align the backplate of the JC-057/058 and mark the two holes (58mm spacing). Drill into the tile/wall and insert heavy-duty wall anchors.
Step 2: Securing the Backplate
Screw the L-shaped backplate firmly to the wall using stainless steel screws. Crucial: Ensure all vertical clamps are perfectly aligned to prevent uneven stress on the glass.
Step 3: Inserting the Glass
Loosen the hex screws on the front of the clamp and remove the cover plate. Insert the provided gaskets. Gently slide the glass panel into the U-channel.
Step 4: Tightening
Adjust the glass for plumb. Replace the cover plate and tighten the hex screws evenly. Note: For No-Drill clamps, torque is key. Tighten until the gaskets are compressed and the glass is immovable, but do not overtighten to the point of crushing the glass.
Care and Maintenance
Cleaning: Wipe weekly with a soft, damp cloth and water.
Stains: For hard water spots, a mild citric acid solution can be used, followed immediately by a freshwater rinse and drying.
Avoid: Never use steel wool, sandpaper, or harsh acidic cleaners (like toilet bowl cleaners) on the hardware, as these will strip the protective PVD coating.
