Based on this product's specifications, here are some alternatives and similar models
Sourcing antistatic vacuum brush for Nilfisk Attix Ø36 mm, model 44191
Summary description:
Replacement Sourcing brush designed for use with Nilfisk Attix vacuum systems. Compatible with 36 mm (Ø36 mm) tool connections, intended for antistatic applications to reduce electrostatic buildup during cleaning. Useful for general surface cleaning where antistatic properties are required; suitable for workshops, industrial and professional cleaning tasks.