Quality extruded aluminum heatsink
Width is 10.080"
Fin Height is 2.5"
Base Height is .375"
Weight is approximately .99 lbs per inch

All of our heatsink extrusions are sold by the inch.  To order a more specific length, for example a length of 5.5", you would choose 6" and type "Please cut to 5.5 inches" in the "Specific cut length" field above.  If you have any questions, please give us a call or send us an email, we would be happy to assist you.