Alux aluminium slot profile 120x15 black – wide low-profile T-slot base (8 mm + 6 mm slots)

The Alux aluminium slot profile 120x15 is a wide, low-height extrusion designed for stable mounting surfaces, base rails and compact machine constructions. With a total width of 120 mm and a height of only 15 mm, this profile is ideal when you want maximum mounting width while keeping the build height minimal.

This black anodised version combines a clean, professional look with improved surface protection against wear and corrosion — perfect for visible machine frames, fixtures and workstations.

Key benefits

• Wide, rigid mounting surface: 120 mm width is excellent for base rails, machine beds, linear setups and stable support structures
• Multiple mounting options: 7 T-slots (8 mm) plus 2 T-slots (6 mm) for flexible positioning of accessories, clamps and fasteners
• Two slot depths: 9 mm and 5 mm slot depth for practical fastening options depending on the slot type
• Black anodised finish: durable, corrosion-resistant surface with a premium appearance for professional builds
• Cut to length: supplied to your required length (tolerance -1/+1 mm)

Typical applications

• CNC & automation bases: base rails, mounting plates, machine beds and rigid support beams
• Fixtures & jigs: clamping setups, inspection fixtures, test rigs and assembly tooling
• Workstations: wide support rails for benches, shelves, instrument mounts and modular extensions
• Conveyor & handling: stable mounting rails for guides, stops and accessory brackets
• Clean-looking builds: black anodised frames for labs, show builds, sim racing and premium equipment

System compatibility

The Alux 20-series and 30-series aluminium construction profiles on the Aluxprofile website are compatible with BSB, BSP, B-Type, BOSCH profile systems, making it easy to integrate this profile into existing European-standard builds.

Technical data

• Profile size: 120x15 mm
• T-slot configuration: 7x 8 mm slots + 2x 6 mm slots
• Slot depth: 9 mm and 5 mm
• Finish: black anodised aluminium
• Cut tolerance: length -1/+1 mm

Order your Alux 120x15 black profile

Choose a stable, low-profile aluminium base with multiple T-slot mounting options and a durable black anodised finish. If you need help selecting compatible fasteners, connectors or accessories, contact us for technical advice.