Arrow retaining spring
I have a Killer a instinct 425. Perfect fit. Was not hard to replace.
Replacement Arrow retainer for Crossbow models -
1105 Ripper 415
1110 Ripper 425
1107 Speed 425
1103 Fierce 405
1102 Brawler 400
1100-BC Bone Collector 370
1100 Hero 380
1084 Chrg'd 330
1085 KI350
1085S KI350
1086 KI365
1088 KI360
1088 KI360 Hardcore
1090 Furious Z355
1091 Furious 370
1091 MW Furious 370 Michael Waddel Edition