THIS IS A REPLACEMENT TRIMMER HEAD SPOOL COVER, INCLUDES SPRING AND CAP. COMPATIBLE WITH SPEED FEED 400. IT REPLACES PART NUMBER X47000070. COMPATIBLE WITH THE SPEED FEED 400 WHICH USES PERFECTLY ROUND EYELETS AND HAS TWO PINS EITHER SIDE THAT MEETS EYELETS. COMPATIBLE WITH PAS-225SB, PAS-225VPB, GT-230, SRM-22, 99944200907, 99944200907B, 99944200908, GT-225L, GT-225SF, DSRM-200, ALSO COMPATIBLE WITH SRM-2620, SRM-2620T, SRM-2620U, C242, T242, T282, T254, AND T344.