Interlock 4-BC Series Friction Stays

A premier range of 4-bar friction hinges (stays) used for the support and frictional control of projecting side 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.
• Incorporates the patented Interlock friction bearing.