Interlock 4-B Series Friction Stays

A premier range of 4-bar friction hinges (stays) used for the support and frictional control of projecting top hung sashes. Manufactured from 304 grade austenitic stainless steel.

Features

• A comprehensive range to cater for most applications.
• Manufactured with the unique "pull in" feature.
• No sliding channels.
• Factory set friction levels mean no on-site adjustment is required.
• Incorporates the Interlock patented frictional bearing.