The HDO001 Trimmer Head is the right and effective head for your grass trimmers, brush cutters and edgers. It is designed for McCulloch machines, but can be adapted to most major brands. It has an adaptor for most lightweight petrol trimmers. It has a high quality UNIVERSAL double line, spool, 2.0mm x 4m line. Advantages: High quality double wire Features: Double thread UNIVERSAL Coil 2.0 mm x 4 m thread 25 x 14 x 6.5 cm; 349.27 grams Compatibility with the following models: TRIMMAC / T26CS / B28PS / B26PS / B33B / B428PS Packaging: One MCCULLOCH cutting head for trimmer - P25 - HDO001