Blanco Set of 10 Extension Sink Clips 

is a stainless-steel clip accessory designed to assist in installing BLANCO undermount stainless steel sinks in thicker countertops (such as granite, marble, quartz, or solid surface materials). These extension clips help raise and secure the undermount sink by adding approximately 2″ of height, ensuring a proper fit and sturdy installation.

The Blanco 440850 is a set of 10 extension clips designed for use with Blanco undermount stainless steel sinks. These clips help adapt the sink mounting to extra‑thick countertops or solid surface materials (like granite, marble, etc.) for a secure installation. 

Key Features

• Pack of 10 clips: Provides multiple extensions for complete sink mounting support. 

• For undermount sinks: Specifically made for Blanco undermount stainless‑steel sinks. 

• Adds ~2″ for thick countertops: Allows the sink to be installed under extra‑thick countertops or solid surfaces such as granite or marble. 

• Stainless steel construction: Durable and corrosion‑resistant metal. 

• 1‑year limited warranty: Typical warranty coverage for Blanco hardware accessories. 

Dimensions & Specs

• Model: Blanco 440850.

•  Package: Set of 10 extension clips. 

• Material: Stainless steel. 

• Clip Dimensions (approx): ~1″ D × 2″ W × 1.2″ H per clip (varies slightly by supplier). 

• Finish: Stainless steel. 

• Use: Adds extension length for mounting hardware on thick countertops.

Specifications

• Brand: Blanco

• Model / SKU: 440850

• Product Type: Sink Extension Clips – Set of 10

• Material: Stainless Steel

• Finish: Stainless Steel

• Clip Dimensions: Approx. 1″ D × 2″ W × 1.2″ H

• Purpose: Adds ~2″ of mounting height for undermount sink installation under thick countertops

• Package Quantity: Set of 10 clips

• Country of Origin: United States (clips) / Germany (manufacture origin note)

• Warranty: Typically 1-year limited (varies by retailer)

Use Case

These extension clips are used during the installation of undermount Blanco sinks when the countertop material is thicker than standard. They attach between the sink and counter to ensure a stable, secure fit when extra drop or reach is needed due to thicker surfaces.