This Brophy Hold down fits all trucks without drilling. Designed to hold the largest campers. No drilling required: simply tighten two bolts for quick, easy and secure installation. No projections into wheel well. New wider design fits the newest full size pickups. Features an extra wide clamp for exceptional holding strength. Made of heavy 3/8" x 3" steel. Powder coat Black. Four Hold downs per set. Will not work on some step side beds and some dual wheel models.