The alm manufacturing hl007 spool head assembly kit is a replacement head system designed for right hand threaded petrol trimmers across multiple brands. This complete assembly kit offers broad compatibility with homelite, ryobi, jcb, stiga, performance power, and champion trimmer models, making it a versatile solution for groundcare professionals and landscapers maintaining various equipment. Specifically engineered for dual line operation using 2.0 mm .080 inch diameter line, this kit is suitable for most homelite trimmers and various models from other manufacturers including the ryobi rpt7011, jcb pbc25f and plt25f, and stiga petrol trimmers with curved shafts. It also fits performance power models pro24ccbca, pro24ccsgta, pwr21ccsgta, and pwr25ccsbca, along with the champion m22. The kit includes everything required for installation housing, pre wound spool and line, spool retainer with bump knob, spring, and a 5 16unc x 1 2 inch right hand thread bolt. This assembly compares to manufacturer part numbers 1911 9009 01 and da3001 a, providing a cost effective alternative to original equipment parts whilst maintaining reliable performance for regular trimming and strimming tasks. Features and benefits bull complete assembly kit with all components for straightforward installation bull wide brand compatibility reduces inventory requirements for multi equipment workshops bull pre wound spool with line for immediate use bull bump feed operation for convenient line advancement during work specifications spool type spool head assembly kit line diameter mm 2 brand suitability homelite