Bommer LB4310-400 Steel Hinge LB4310-400 Steel Full Mortise 4" x 4" Square Corners Lube Bearing ANSI K81071F Single Acting Spring Hinges
Lube Bearing LB4300 Series - Patent # 6,460,220
LB4310 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
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