CATERPILLAR, 3964656 Bucket, GP, 319/320/321/323/325F 42" GENERAL DUTY BKT W/ 6) K80 CLOSE SPACED WIDE TIPS, STRAIGHT OUTSIDE SHANKS, 1.52 CYD, LIFTING EYE, 1,819 LBS, INCLUDES PINS,Online Owner's ManualSN#MHC07970Equipment-certification-code: NCR, Attachment, Serial Number: MHC07970