Part no Description weight 442.9266-01 Spider bushing 840.1175-00 Screw M6S M42x320 8.8 ZP,Fasteners for top shell BG00733156 Concave bolt set BG00284338-01 Concave HR,M1 BG00284338-05 Concave HR,M9 452.1067-001 Concave EFX,M1 452.1067-005 Con