Heavy Duty Hinge kit with locking spring pin for exhaust fan roof curbs.

Includes Left and Right Bracket with Hardware to attach hinge to curb and hinge to base. Ships Loose.

• Used on Fans with wheels 24 inches or larger, or 33" fan base or larger
• 10 GA Galvanized
• Also used for all wall mount fans

Note: Requires 16GA curb or 18GA curb with 16GA back plate - (9"x9" cut size).