These custom CNC-machined aluminum blocks are purpose-built to replace off-the-shelf blocks often included in ball screw assemblies. Designed and milled in-house at ncKraft, each block ensures a perfect fit for 12 mm ball screws while maintaining exact alignment with standard 2040 aluminum extrusions—ideal for linear motion assemblies, automation frames, and custom CNC builds.
Key Features:
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Machined to exact dimensions for 12 mm ball screw support and bearing alignment.
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Direct bolt pattern compatibility for easy installation.
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Solid aluminum construction minimizes flex and vibration under load.
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Ideal for CNC machines, 3D printers, automation stages, and prototype assemblies.
Included:
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2Ă— machined aluminum end blocks (left + right)


