Parts list: № Number Qty Name Options 1 F003358 2 CIRCLIP 2 F062756 12 PIN DIA 50 MM, EXPANDER (REPLACES F615707) 3 F007563 2 SHIM 4 F630850 2 Bearing (REPLACES F018898) 5 F018941 1 SHAFT 6 F023744 2 Set Screw 7 F040445 2 BEARING 8 F040446 2 PLATE 9 F617288 1 EXTENSION Next page: 3743-3A BOOM EXTENSION CH175 90, CH175 97 [B07] 3743-4 EXTENSION KIT 11.5 M [B09] 3743-6 EXTENSION KIT 11.5 M, LUFFING BOOM ASSY [B11] 3743-8 EXTENSION KIT 11.5 M, MIDDLE ARM [B13] 3743-10 EXTENSION KIT 11.5 M, INNER ARM [B15]