Description
Single Acting Spring Hinges
LUBE BEARING LB4300 SERIES – PATENT # 6,460,220
LB4311 STEEL
FULL MORTISE – ANSI K81071F
- UL LISTED FOR FIRE DOOR APPLICATIONS
- NON-HANDED
- STEEL MATERIAL
- SELF LUBRICATING BEARINGS
- EASILY ADJUSTABLE SPRING TENSION
- ANSI TEMPLATED SCREW HOLE PATTERN
- PIVOT POINT ALIGNS WITH RESIDENTIAL BUTT HINGES GAUGE .085 TO .109