We have available the 4.230” wide extruded aluminum heatsinks for you to order right from the HeatsinkUSA website. We have one of the largest selections of aluminum heatsinks that are essential to control heat distribution inside the electrical components of your equipment, products, or DIY projects. If you require a specific length of our 4.230” wide extruded aluminum heatsinks, we can cut down the profile to match your unique specifications. Whatever application you will be working on, rest assured that HeatsinkUSA provides the highest-quality electrical components that will offer the performance you seek and keep your equipment running smoothly. Browse our large selection of aluminum heatsink extrusion profiles and seamlessly order from our site today.