RC-100-P Spool Cap protects spring trimmer line fixed spool, prevent weeds from stuck inside, avoid broken to the trimmer.Spool Cap model: RC-100-P / RC100P / RC 100 P, replace part : 385022-03.RC100P Spool Cap Compatible with trimmers: GH400, GH500, GH600, GH610, GH900, GH912, BESTA510, BESTA512, BEASE620, CST1000, CST1200, CST2000, LST120, LST136, LST140, LST201, LST220, LST300, LST400, LST420, LST522, LST1018, LSTE522, LSTE523, LSTE525, NST1018, NST1024, NST1118, NST1810, NST2018, NST2118, ST7000, ST7200, ST7700, ST7701, ST8600, ST9000.Trimmer spool cap works with grasshog parts, perfect replacement spool cap, grass trimmer parts, cordless trimmer parts, Bump Cover Cap AFS, electric parts, weed , gh900 spool cap, gh900 parts, gh900 cover, weed cap.Package include 6 cap covers and 6 springs as your spare usage, good value for money. Cap in ABS plastic, spring in premium stainless steel, have good stability, impact resistance, cold resistance and oil resistance. Easy to install, no complicated processes.Material:Plastic + Metalcolour:OrangePackage Contents:6 x Replacement Spool Cap Cover6 x SpringOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.