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.