"ITEM 3,4 : 

WARTSILA 20, SPEED MEASURING SYSTEM,SPARE PART LIST DWG:231-003." SPEED PICK-UP，MAKER: WARTSILA NA.NA.ST173/174

"ITEM 3,4 : 

WARTSILA 20, SPEED MEASURING SYSTEM,SPARE PART LIST DWG:231-003." SPEED PICK-UP (SENSOR) FOR TC， MAKER: WARTSILA NA.NA.SE518

"ITEM 3,4 : 

WARTSILA 20, SPEED MEASURING SYSTEM,SPARE PART LIST DWG:231-003." CARD EV2000，  MAKER: MARELLI MOTORI  NA.NA.231004

"ITEM 3,4 : 

WARTSILA 20, SPEED MEASURING SYSTEM,SPARE PART LIST DWG:231-003." "WIRE CLAMP TOPPING LIFT HEAVY - DUTY 25MM

ROPE DIA SWL 1TON" NA.NA.231005