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Applicable to iCube Ultra
Designed specifically for the Sculpfun iCube Ultra, iCube series, and C1, the RA Mini rotary roller features targeted optimizations that guarantee perfect hardware alignment and functional consistency, offering a specialized solution for engraving cylindrical items.
Easy Installation, Plug and Play
Installation is effortless. The RA Mini arrives fully assembled for true plug-and-play operation, allowing you to start engraving immediately by simply connecting the adapter cable—no complex setup required.
Stepless Adjustment Design
It features a sliding shaft spacing design secured by a manual rotary knob, allowing fast, flexible adjustments to accommodate a wide range of engraving diameters.
Additional Accessories Support
A built-in sliding support provides additional material stabilization and positioning, resulting in more refined engraving outcomes.
High Precision and Original Scale Engraving
Equipped with a high-friction 70A rubber shaft and an anti-slip design, it ensures precise rotational line-speed matching. Once connected, it delivers true 1:1 engraving reproduction with no scaling distortion.
Fully Enclosed for Safer Use
Compatible with the iCube Ultra’s enclosed system, it includes a protective cover that efficiently filters laser emissions and an integrated air purification module that rapidly eliminates odors.









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