Based on this product's specifications, here are some alternatives and similar models
Hydraulic Line Needle for FORMULA 2.1 mm, Clarks CLA-HFK-20, pack of 10
Summary description:
Replacement hydraulic line needle for FORMULA brake systems with a 2.1 mm diameter, manufactured by Clarks (CLA-HFK-20). Supplied as a pack of 10 needles, intended for use when inserting or servicing hydraulic brake hoses and fittings. Suitable for workshop repairs and maintenance of compatible FORMULA hydraulic brake lines and assemblies.