18 X 14. Kits includes: (2) 12-gauge laser cut 304 stainless steel Electro-Polished blades with 1” turned up edges & a 5 degree taper on the inside, heavy duty hinge with 1/4” diameter hinge pin (2) 15054-001 actuators with 6’ leads & Deutsch connectors (2) 30133-103 actuator extension wiring harnesses – 20’ length (2) 15085-001 upper mounting brackets with gland seal (2) 50014-001 lower brackets Owner’s/installation manual Stainless steel hardware