“Machinery : LIFE SAVING AND FIRE FIGHTING EQUIPMENT Maker : WUXI DONGWU MARINE EQVIPMENT CO. LTD Model : 50 KN GRAVITY LUFFING ARM DAVID Sr No. : 09 T 03 21/ Drawing No: 215 DW 50-00” HEAD PULLLY 1 SET – 2 PULLY WITH SHAFT WUXI DONGWU MARINE.