One precision ball screw assembly with waist nut SFU1605, includes support seat BKBF, coupling, and nut seat processed to 2250 mm. This complete package is designed for precision linear motion and reliable mounting in CNC, automation, and custom motion systems. Key benefits precision, smooth linear motion with low friction for accurate positioning and repeatability. Readytoinstall package: includes waist nut SFU1605, support seat BKBF, coupling, and nut seat processed to 2250 mm, reducing assembly time and integration effort. Robust design for long travel: suitable for extended stroke applications while maintaining rigidity and load handling. Flexible compatibility: built around the SFU1605 ball screw configuration with standard components, enabling straightforward integration with existing systems. Key attributes Model and components: SFU1605 precision ball screw with waist nut; includes BKBF support seat; coupling; nut seat processed to 2250 mm. Length: 2250 mm nut seat processing for direct mounting in compatible assemblies. Configuration: 1 piece; complete package for a readytoinstall axis. Functionality: enables precise translational motion with reliable support and alignment through the included BKBF seat and coupling. Applications: suitable for CNC machinery, automation equipment, and largeformat positioning systems requiring long travel. Specific use cases CNC machine axis or gantry: provides accurate, longtravel linear motion for X or Y axes in a largeformat CNC router or milling machine, with quick installation thanks to the included support seat and coupling. Automation and packaging lines: drives precise linear motion in automated assemblies, where repeatable positioning and smooth travel improve throughput and product quality. Largeformat 3D printer or laser cutter Zaxis: enables stable, precision vertical travel over a long span, supporting complex builds or cutting operations. Notes This listing represents a singlepiece package including SFU1605 ball screw, waist nut SFU1605, BKBF support seat, coupling, and nut seat processed to 2250 mm. No additional components are required for basic installation.