Sure-Strike Self Adjusting High-Security Strike Plate with Satin Nickel Cover Plate Patented pin system guarantees your deadbolts will slide perfectly into place every time Eliminate deadbolt sticking caused by shifting foundations, settling doorframes, swelling doors Two 3-1/2" steel screws and pin system housing extend into studs - strengthening the doorjamb Strike plate is much larger than standard and made of steel No more wrestling with hard-to-turn deadbolts - ideal for seniors or anyone with strength issues