4456914 coupling ZX450, ZX450H, ZX450H-HHE, ZX460LCH-AMS, ZX460LCH-HCME, ZX470-5G, ZX470H-5G, ZX470LC-5G, ZX470LCH-5G, ZX470LCR-5G, ZX470R-5G, ZX480MT, ZX480MTH, ZX500LC, ZX500LCH weight 14kg