Creality Ender3 S1 Pro Upgrade Kit Style:X-axis upgrade guide rail kit (HIWIN guide rail) Y-axis upgrade kit: Upgrades the

Y-axis upgrade kit: Upgrades the Y-axis from dual V-slot wheels to a linear rail system

Installation

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and Neptune 4 MAX

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Creality Ender3 S1 Pro Upgrade Kit Style:X-axis upgrade guide rail kit (HIWIN guide rail) Y-axis upgrade kit: Upgrades theProduct features: 1. The installation base is made of aerospace grade aluminum alloy with CNC processing, good flatness and verticality, high dimensional accuracy, lightweight product, and reduced motor load. 2. The Y axis adopts a unique structure of double guide rails , which makes the Y axis more evenly and stably loaded. The linear guide rails and sliders are made of high carbon chromium bearing steel and use electroplating rust prevention