hey i cant seem to find what bolts go into the center rear brace that goes under the bottom cushion of the seat...

and also i cant seem to find the diagram for it online ... im having troubel finding it on majestic honda

the part im talking about is it goes under the back seat bottom cushion where its curves down ...

its there to help stiffen the car, it 3 pieces ... i cant find my bolts for it and i cant find the part number and size of the bolts...on majestic plz help

this is on 97 civic coupe

thx