A clamp for securing a pair of solar modules or other components to a rack or other structure defining a slot comprising first and second clamp members and clamp actuator members for moving the first and second clamp members between an engaged position and a disengaged position. The first clamp member includes a pair of engagement members, each engagement member including one or two flanges extending away from the other engagement member configured to engage a respective solar module, and a bridge interconnecting the engagement members The second clamp member received by a bore defined by the first clamping member and comprising a pair of arms each including at least one mounting bracket configured to be received by the slot.