We've developed this Revo-compatible HeatSink in collaboration with Team Voron. It's intended for use with the Voron StealthBurner, which includes an integrated cold side fan. (Note: This means this kit will ship without a fan!) Uses Revo Nozzles (sold separately) – change nozzles cold, no tools, no hot tightening Works with a Revo HeaterCore (sold separately) for faster heat-ups Rigid mounting using 4 x M3 x 0.5 bolts Ultra-lightweight construction for improved speed performance Note: Cold side fan not included. See https://docs.vorondesign.com/ Complements your Voron. This machined aluminium heatsink is anodised red to complement your Voron accented parts. Rigid mounting. Rigid mounted design that uses four M3 bolts to secure to your Voron 3D printer.