The Carbon Concepts Red CNC Machined Seatpost Clamps are made from aluminum and come with a single allen bolt.
They are available in 31.8mm and 34.9mm sizes and have a recommended maximum torque setting at 6nm, however always refer to the tourque values recommended by your frame manufacturer.
These Red Seatpost clamps add a bit of flair to a part that is usually overlooked. They weigh in at a scant 19g