This dedicated replacement heatsink is made for Bitaxes 601 and 602 machine cooling upgrade. Adopting premium heat pipe and thick aluminum fins, it delivers more efficient thermal performance than stock cooling parts, eliminating overheating throttling issues. All required mounting hardware is included in the package, you do not need to purchase extra parts to finish the installation. Upgrade your device easily with this heatsink to unlock full potential performance, and get maximum over 1.5TH/s hashrate for stable long time operation. The matte black outer shell also fits most machine appearance styles for a clean neat look.