CRL Brushed Nickel Z-Series Round Flat-Base Glass Clamp 1/4-5/16"

• For 1/4" and 5/16" (6 and 8 mm) glass
• Replacement gaskets available — order Cat. No. Z14RG
• For use on mezzanines, partitions, railings and windbreaks
• Use monolithic tempered glass
• Steel pin available for additional glass support
• Custom painted finishes available upon request

Our CRL Z-Series Round Type Radius Base Glass Clamps (SKU Z406BN) are designed for glass thicknesses from 1/4" up to 1/2" (6 to 12 mm). Available in zinc or stainless steel, these radius base clamps provide secure, low-profile glass attachment for partitions, railings, windbreaks and other architectural glazing projects. Ideal long-tail keyword matches: radius base glass clamp for 6mm glass, Z-Series glass clamp for railings, stainless steel round glass clamp.

For securing the Z-Clamp to thin-wall tubing (less than 1/8"), use CRL’s ZB0LT Socket Head Cap Bolt and ZRNUT Rivet-Nut. For installation, drill a 17/32” (13.5 mm) hole, then install the rivet-nut using the 34604 Heavy-Duty Thread Insert tool and 34618 5/16” mandrel and nosepiece.

NOTE: A 1/2" (12 mm) hole is required if using the steel pin (included with the clamp) for additional glass support.

SPECIFICATIONS:

Glass Thicknesses: For 1/4" and 5/16" (6 and 8 mm). The clamps accommodate 1/4" (6 mm), 5/16" (8 mm), 3/8" (10 mm) and 1/2" (12 mm) glass (see hole requirements below).

Base Design: Flat

For Use With: Square tubing or other flat surfaces

Material: Zinc or Stainless Steel. Stainless steel or powder-painted zinc clamps are recommended for exterior applications for increased durability.

Glass Fabrication / Hole Requirements:

• For 1/4" (6 mm), 5/16" (8 mm), and 3/8" (10 mm) glass: 1/2" (12 mm) diameter hole required if using the provided steel pin for glass support.
• For 1/2