For Upeard and Top-opening flam with concealed or single knuckle hinges.
Material: Plastic, Steel, Zinc Alloy
Comes with Screws
Designed to securily latch a flap closed and hold the flap in the fully opened positon
Torque Calculation: Torque = Door Height x 1/2 x Door Weight
Torque per piece: 35-60 lbs per inch
Torque per pair: 70-120 lbs per inch
Recommended Door Thickness: 25/32" (20 mm)