Features: Enhances your 3D printers performances with our high efficiency heat sink, specifically for For K1C extruder motors to prevent overheating and extend motor life service. From aluminum, this round shaped heat sink offering exceptionally heat conductivity and perfectly on 36mm stepper motors. For 3D printing enthusiasts, professional printer maintenance personnel, and DIY electronics hobbyists reliabled motor cooling solution. Perfectly for daily use and maintenance of 3D printers, this heat sink boosts operational efficiency and reliability by ensuring stable printing conditions. For K1C and other similar motor equipped devices, this accessory is essential for maintaining optimaled motor performances and preventing potential damage. Specifications: Type：Extruder Stepper Motor Heat Sink For 36mm Stepper Motor For For K1C Extrusion Motor Size:about 45.6x28.5mm/1.8x1.12in Component: Aluminum Package Includes: 1PC Heatsink note: Due to problem of lighting effect, there nmightbe certain tolerances in product, please understand. Please allow 0-1cm error due to manual measurment.