This is a set of 4 clamps comes with 1 Main bolt for the per clamp (shown in the picture) 1 mounting bracket per clamp with 1 bolt per bracket (shown in the picture) 2 extra attachment for per clamp for varies sizes (shown in the picture) 1 Wrench (shown in the picture) 1 hook spanner (shown in the picture) These clamps are height adjustable Max height 1 ft (shown in the picture) PLEASE NOTE: The color of these clamps might be different from pictures depending on availability. Either RED, BLUE, TURQUOISE, YELLOW, ORANGE, GOLD, GRAY (773) 386-4806 (773) 225-5979 ps-german-no-pinchweld