Weha Z Brackets are the standard hardware for mounting undermount kitchen and bathroom vanity sinks to stone countertops. Each Z bracket clips to the sink rim and can be secured using quick-set adhesive for a clean, tool-free installation, or used with sink anchors and screws for a mechanical fastening approach. Sold in bags of 50. Two Installation Methods Adhesive method — Apply quick-set adhesive to the Z bracket and press against the underside of the countertop. Fast, clean, no drilling required. Anchor & screw method — Use with sink anchors and screws for a mechanical connection. Preferred for heavier sinks or where adhesive bond strength is a concern. Specifications SKU: 138402 Quantity: 50 per bag Case pack: 10 bags per case Weight: 2.8 lb per bag Compatible: Undermount kitchen sinks and bathroom vanity sinks Works Well With Weha Pop-It Universal Sink Clip — Alternative undermount sink clip system Weha Sink Cut Out Stand — Supports sink cutout during fabrication Weha T Stainless Steel Anchor Bolts — For anchor & screw installation method Weha T-31 Anchor Machine Kit — For setting T-anchors in stone Sink Setter PW-99-P Adjustable Undermount Sink Bracket Kit — Alternative sink mounting system Learn How to Use This Product 📖 How to Cut a Sink Hole in a Stone Countertop — Complete Fabricator Guide