Based on this product's specifications, here are some alternatives and similar models
Metal guide KAN-therm 25–26 mm without foot model 265
Summary description:
KAN-therm metal guide model 265 is designed for pipe support and alignment with a 25–26 mm inner diameter range. This metal guide without a foot provides rigid positioning for piping installations, helping to secure pipes, maintain distance and straightness, and simplify mounting in heating, plumbing, and industrial systems. Suitable for use where a compact, footless guide is required.