Article Availability Price
A.Z. Meisterteile AZMT-20-033-1519 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
A.Z. Meisterteile AZMT-20-033-1606 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1635mmNumber of ribs: 6
A.Z. Meisterteile AZMT-20-033-1607 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Colour: BlackLength: 1640mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Tensile Cord Material: PolyesterWidth: 21,4mm
AUTO FRANCE PARTS 46-061638 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1638mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
BANDO 6PK1135 Substitutes
V-Ribbed Belt
Driven Units: 1Engine Code: F8QTLength: 1135mmNumber of ribs: 6
BANDO 6PK1640 Substitutes
V-Ribbed Belt
Construction year to: 200001Construction year to: 200008Driven Units: 1Driven Units: 1Driven Units: 1Engine Code: F8QTfor OE number: M819189for OE number: MW8642562Length [mm]: 1640Quantity: 1Trim Level: AC , >0100 , 0200Length: 1640mmNumber of ribs: 6
BGA 6PK1138 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Driven Units: 1Vehicle Equipment: 50Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
BGA 6PK1635 Substitutes
V-Ribbed Belt
Construction year from: 200002Construction year to: 200001Driven Units: 1Driven Units: 1Quantity: 1Length: 1635mmNumber of ribs: 6
BLUE PRINT AD06R1140 Substitutes
V-Ribbed Belt
Units/Pulleys: 1Units/Pulleys: 2Units/Pulleys: 5Vehicle Equipment: 50Length: 1140mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Weight: 0,12kg
BLUE PRINT AD06R1640 Substitutes
V-Ribbed Belt
Units/Pulleys: 1Units/Pulleys: 2Units/Pulleys: 4Units/Pulleys: 5Length: 1640mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Weight: 0,16kg
BOSCH 1 987 945 985 Substitutes
V-Ribbed Belt
Construction year to: 200006Length: 1640mmNumber of ribs: 6
BOSCH 1 987 948 479 Substitutes
V-Ribbed Belt
Construction year to: 200006Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
CONTINENTAL CTAM 6PK1138 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Driven Units: 1Vehicle Equipment: 50Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6Weight: 0,121kg
CONTINENTAL CTAM 6PK1635 Substitutes
V-Ribbed Belt
Construction year from: 200002Construction year to: 200001Driven Units: 1Driven Units: 1Quantity: 1Length: 1635mmNumber of ribs: 6Weight: 0,168kg
DAYCO 6PK1137 Substitutes
V-Ribbed Belt
Driven Units: 1for OE number: 7700865429for OE number: M809320for OE number: M889794for OE number: MW8642479Length [mm]: 1137Trim Level: -AC , >0300 , 040Number of ribs: 6
DAYCO 6PK1640 Substitutes
V-Ribbed Belt
Construction year to: 200001Construction year to: 200008Driven Units: 1Driven Units: 1Driven Units: 1Engine Code: F8QTfor OE number: M819189for OE number: MW8642562Length [mm]: 1640Quantity: 1Trim Level: AC , >0100 , 0200Number of ribs: 6
DENCKERMANN 6PK1138 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Driven Units: 1Vehicle Equipment: 50Vehicle Equipment: 50Length: 1138mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
DENCKERMANN 6PK1635 Substitutes
V-Ribbed Belt
Construction year from: 200002Construction year to: 200001Driven Units: 1Driven Units: 1Quantity: 1Length: 1635mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
DT Spare Parts 11.12084 Substitutes
V-Ribbed Belt
Length: 1635mmNumber of ribs: 6Parameter: 6PK1635Warranty: 2 years warrantyWeight: 108gWidth: 21,4mm
DT Spare Parts 13.43513 Substitutes
V-Ribbed Belt
for OE number: 1731727Length: 1640mmNumber of ribs: 6Parameter: 6PK1640Warranty: 2 years warrantyWeight: 159gWidth: 21,4mm
DT Spare Parts 6.31516 Substitutes
V-Ribbed Belt
Length: 1420mmNumber of ribs: 6Parameter: 6PK1420Warranty: 2 years warrantyWeight: 128gWidth: 21,4mm
DT Spare Parts 6.31553 Substitutes
V-Ribbed Belt
Length: 1140mmNumber of ribs: 6Parameter: 6PK1140Warranty: 2 years warrantyWeight: 102gWidth: 21,4mm
EUROREPAR 1606351280 Substitutes
V-Ribbed Belt
Driven Units: 1Quantity: 1Vehicle Equipment: 50Length: 1140mmMaterial: RubberNumber of ribs: 6Weight: 0,116kgWidth: 21,4mm
EUROREPAR 1609321280 Substitutes
V-Ribbed Belt
Driven Units: 1Quantity: 1Length: 1640mmMaterial: RubberNumber of ribs: 6Weight: 0,167kgWidth: 21,4mm
FEBI BILSTEIN 28927 Substitutes
V-Ribbed Belt
Length: 1138mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Weight: 0,116kg
FI.BA 6PK1138 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Driven Units: 1Vehicle Equipment: 50Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
GATES 6PK1138 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Driven Units: 1Vehicle Equipment: 50Vehicle Equipment: 50Belt Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)Colour: BlackLength: 1138mmNumber of ribs: 6Tensile Cord Material: PolyesterWidth: 21mm
GATES 6PK1640 Substitutes
V-Ribbed Belt
Construction year to: 200001Construction year to: 200008Driven Units: 1Driven Units: 1Driven Units: 1Engine Code: F8QTfor OE number: M819189for OE number: MW8642562Length [mm]: 1640Quantity: 1Trim Level: AC , >0100 , 0200Belt Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)Colour: BlackLength: 1640mmNumber of ribs: 6Tensile Cord Material: PolyesterWidth: 21mm
GMB 6PK1137 Substitutes
V-Ribbed Belt
Driven Units: 1for OE number: 7700865429for OE number: M809320for OE number: M889794for OE number: MW8642479Length [mm]: 1137Trim Level: -AC , >0300 , 040
GMB 6PK1138 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Driven Units: 1Vehicle Equipment: 50Vehicle Equipment: 50
GMB 6PK1140 Substitutes
V-Ribbed Belt
Construction year to: 200003Driven Units: 1Driven Units: 1Driven Units: 2Driven Units: 5Quantity: 1Vehicle Equipment: 50
HART 331 876 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6Width: 21,4mm
HERTH+BUSS JAKOPARTS J1061140 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
HERTH+BUSS JAKOPARTS J1061638 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1638mmNumber of ribs: 6
HUTCHINSON 1135 K 6 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1135mmNumber of ribs: 6
HUTCHINSON 1140 K 6 Substitutes
V-Ribbed Belt
Construction year to: 200006Length: 1140mmNumber of ribs: 6
HUTCHINSON 1640 K 6 Substitutes
V-Ribbed Belt
Construction year to: 200006Length: 1640mmNumber of ribs: 6
HUTCHINSON 1642 K 6 Substitutes
V-Ribbed Belt
Construction year to: 200006Length: 1642mmNumber of ribs: 6
KAMOKA 7016066 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1138mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Width: 21mm
KAMOKA 7016135 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1635mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Width: 21mm
KAVO PARTS DMV-2053 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6Parameter: 6PK1138
KAVO PARTS DMV-5529 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1640mmNumber of ribs: 6Parameter: 6PK1640
KLAXCAR FRANCE 6PK1138 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Driven Units: 1Vehicle Equipment: 50Vehicle Equipment: 50Length: 1138mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
KLAXCAR FRANCE 6PK1638 Substitutes
V-Ribbed Belt
Driven Units: 1Driven Units: 2Driven Units: 4Driven Units: 5Length: 1638mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
LUCAS 6PK1137L Substitutes
V-Ribbed Belt
Engine Code: F8QTrim Level: EPDMVehicle Equipment: 50Length: 1137mmLength: 21,36mmNumber of ribs: 6Weight: 0,120kgWidth: 21,36mm
MAPCO 261138 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
MAPCO 261637 Substitutes
V-Ribbed Belt
Driven Units: 1Driven Units: 4TecDoc Engine Number: 16271Length: 1637mmNumber of ribs: 6
MASTER-SPORT GERMANY 6PK1138-PCS-MS Substitutes
V-Ribbed Belt
Gross Weight: 0,15kgLength: 1138mmNet weight: 0,15kgNumber of ribs: 6
MASTER-SPORT GERMANY 6PK1630-PCS-MS Substitutes
V-Ribbed Belt
Construction year from: 200002Construction year to: 200001Driven Units: 1Quantity: 1Gross Weight: 0,2kgLength: 1630mmNet weight: 0,2kgNumber of ribs: 6
MASTER-SPORT GERMANY 6PK1635-PCS-MS Substitutes
V-Ribbed Belt
Gross Weight: 0,19kgLength: 1635mmNet weight: 0,19kgNumber of ribs: 6
MASTER-SPORT GERMANY 6PK1640-PCS-MS Substitutes
V-Ribbed Belt
Driven Units: 1Gross Weight: 0,19kgLength: 1640mmNet weight: 0,19kgNumber of ribs: 6
MEYLE 050 006 1138 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
MEYLE 050 006 1637 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1637mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
MITSUBOSHI 5PK1138 Substitutes
V-Ribbed Belt
Construction year from: 200004Construction year to: 200003Driven Units: 1Quantity: 1Vehicle Equipment: 50
MITSUBOSHI 5PK1146 Substitutes
V-Ribbed Belt
Construction year from: 200004Construction year to: 200003Driven Units: 1Quantity: 1Vehicle Equipment: 50
MITSUBOSHI 6PK1140 Substitutes
V-Ribbed Belt
Construction year to: 200003Driven Units: 1Driven Units: 1Driven Units: 2Driven Units: 5Quantity: 1Vehicle Equipment: 50
MITSUBOSHI 6PK1148 Substitutes
V-Ribbed Belt
Construction year from: 200004Construction year to: 200003Driven Units: 1Quantity: 1Vehicle Equipment: 50
MITSUBOSHI 6PK1630 Substitutes
V-Ribbed Belt
Construction year from: 200002Construction year to: 200001Driven Units: 1Quantity: 1
MITSUBOSHI 6PK1635 Substitutes
V-Ribbed Belt
Construction year from: 200002Construction year to: 200001Driven Units: 1Driven Units: 1Quantity: 1
MITSUBOSHI 6PK1640 Substitutes
V-Ribbed Belt
Construction year to: 200001Construction year to: 200008Driven Units: 1Driven Units: 1Driven Units: 1Engine Code: F8QTfor OE number: M819189for OE number: MW8642562Length [mm]: 1640Quantity: 1Trim Level: AC , >0100 , 0200
MITSUBOSHI 6PK1685 Substitutes
V-Ribbed Belt
Construction year from: 200002Construction year to: 200001Driven Units: 1Quantity: 1
MOTAQUIP VFB559 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1137mmNumber of ribs: 6
MOTRIO 8671018496 Substitutes
V-Ribbed Belt
Construction year to: 200006Driven Units: 1Engine Code: F8Qfor model code: DA4AVehicle Equipment: 50Belt Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)Colour: BlackLength: 1135mmNumber of ribs: 6Width: 21,36mm
MOTRIO 8671018536 Substitutes
V-Ribbed Belt
Construction year to: 200006Driven Units: 1for model code: DA4ABelt Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)Colour: BlackLength: 1640mmNumber of ribs: 6Width: 21,36mm
NIPPARTS N1061135 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1135mmNumber of ribs: 6
NIPPARTS N1061640 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1640mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
OPEN PARTS PVB1137.06 Substitutes
V-Ribbed Belt
Block Separation: orBlock Separation: orBlock Separation: orDriven Units: 1Driven Units: 1Driven Units: 1Driven Units: 1Trim Level: -AC , >0300 , 040Trim Level: -AC , >0300 , 040Trim Level: -AC , >0300 , 040Trim Level: -AC , >0300 , 040Length: 1137mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
OPEN PARTS PVB1640.06 Substitutes
V-Ribbed Belt
Block Separation: orDriven Units: 1Driven Units: 1Trim Level: AC , >0100 , 0200Trim Level: AC , >0100 , 0200Length: 1640mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
OPTIBELT 6 PK 1138 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
OPTIBELT 6 PK 1635 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1635mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6
OPTIBELT 6 PK 1640 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1640mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Material: PolyesterNumber of ribs: 6Width: 21,4mm
QUINTON HAZELL QBR61138 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
RED-LINE 996PK1640 Substitutes
V-Ribbed Belt
Driven Units: 1Driven Units: 2Driven Units: 4Driven Units: 5Trim Level: EPDMLength: 1640mmNumber of ribs: 6
RIDEX 305P0060 Substitutes
V-Ribbed Belt
Vehicle Equipment: 50Driven Units: Air compressorDriven Units: AlternatorDriven Units: Power steering pumpLength: 1138mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Width: 21,4mm
RIDEX 305P0078 Substitutes
V-Ribbed Belt
Driven Units: Air compressorDriven Units: AlternatorDriven Units: Power steering pumpLength: 1642mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Material: PolyesterNumber of ribs: 6Width: 21,36mm
RIDEX 305P0138 Substitutes
V-Ribbed Belt
Belt Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)Length: 1420mmNumber of ribs: 6Width: 21,4mm
RIDEX 305P0370 Substitutes
V-Ribbed Belt
Driven Units: AlternatorLength: 1635mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Width: 21,36mm
SASIC 6PK1140 Substitutes
V-Ribbed Belt
Construction year to: 200003Driven Units: 1Driven Units: 1Driven Units: 2Driven Units: 5Quantity: 1Vehicle Equipment: 50for OE number: 8200059395Length: 1140mmNumber of ribs: 6
Schaeffler INA FB 6PK1138 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
SKF VKMV 6PK1135 Substitutes
V-Ribbed Belt
Construction year to: 200006Driven Units: 1Engine Code: F8Qfor model code: DA4AVehicle Equipment: 50Belt Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)Colour: BlackLength: 1135mmNumber of ribs: 6Width: 21,36mm
SKF VKMV 6PK1640 Substitutes
V-Ribbed Belt
Construction year to: 200006Driven Units: 1for model code: DA4ABelt Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)Colour: BlackLength: 1640mmNumber of ribs: 6Width: 21,36mm
Stark SK-6PK1138 Substitutes
V-Ribbed Belt
Vehicle Equipment: 50Driven Units: Air compressorDriven Units: AlternatorDriven Units: Power steering pumpLength: 1138mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Width: 21,4mm
Stark SK-6PK1640 Substitutes
V-Ribbed Belt
Driven Units: Air compressorDriven Units: AlternatorDriven Units: Power steering pumpLength: 1642mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Material: PolyesterNumber of ribs: 6Width: 21,36mm
Stark SKPB-0090029 Substitutes
V-Ribbed Belt
Belt Material: EPDM (ethylene propylene diene Monomer (M-class) rubber)Length: 1420mmNumber of ribs: 6Width: 21,4mm
Stark SKPB-0090224 Substitutes
V-Ribbed Belt
Driven Units: AlternatorLength: 1635mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Width: 21,36mm
STELLOX 06-01137-SX Substitutes
V-Ribbed Belt
Driven Units: 1for OE number: M889794Trim Level: -AC , 04/00>Trim Level: EPDMLength: 1137mmNumber of ribs: 6
STELLOX 06-01420-SX Substitutes
V-Ribbed Belt
Driven Units: AlternatorLength: 1420mmNumber of ribs: 6
STELLOX 06-01640-SX Substitutes
V-Ribbed Belt
Driven Units: 1for OE number: M819189Trim Level: AC , >01/00Trim Level: EPDMLength: 1640mmNumber of ribs: 6
TOP DRIVE 6PK1138 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Driven Units: 1Vehicle Equipment: 50Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
TOP DRIVE 6PK1640 Substitutes
V-Ribbed Belt
Construction year to: 200001Construction year to: 200008Driven Units: 1Driven Units: 1Driven Units: 1Engine Code: F8QTfor OE number: M819189for OE number: MW8642562Length [mm]: 1640Quantity: 1Trim Level: AC , >0100 , 0200Length: 1640mmNumber of ribs: 6
TRISCAN 8640 601138 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Vehicle Equipment: 50Colour: BlackLength: 1138mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Tensile Cord Material: PolyesterWidth: 21mm
TRISCAN 8640 601640 Substitutes
V-Ribbed Belt
Construction year to: 200008Driven Units: 1Colour: BlackLength: 1640mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Tensile Cord Material: PolyesterWidth: 21mm
TRUCKTEC AUTOMOTIVE 08.19.075 Substitutes
V-Ribbed Belt
for OE number: 6PK1635Length: 1635mmNumber of ribs: 6
WILMINK GROUP WG1153027 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6Weight: 0,121kg
WILMINK GROUP WG1153090 Substitutes
V-Ribbed Belt
Driven Units: 1Length: 1635mmNumber of ribs: 6Weight: 0,168kg
WILMINK GROUP WG1438976 Substitutes
V-Ribbed Belt
Length: 1138mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Weight: 0,116kg
WILMINK GROUP WG1781538 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
WILMINK GROUP WG1907035 Substitutes
V-Ribbed Belt
Driven Units: 1Vehicle Equipment: 50Length: 1138mmNumber of ribs: 6
WILMINK GROUP WG2002483 Substitutes
V-Ribbed Belt
Driven Units: 1for OE number: 7700865429for OE number: M809320for OE number: M889794for OE number: MW8642479Length [mm]: 1137Trim Level: -AC , >0300 , 040Number of ribs: 6
WILMINK GROUP WG2002626 Substitutes
V-Ribbed Belt
Driven Units: 1for OE number: M819189for OE number: MW8642562Length [mm]: 1640Trim Level: AC , >0100 , 0200Number of ribs: 6
WILMINK GROUP WG2216691 Substitutes
V-Ribbed Belt
Units/Pulleys: 1Units/Pulleys: 2Units/Pulleys: 5Vehicle Equipment: 50Length: 1140mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Weight: 0,12kg
WILMINK GROUP WG2216735 Substitutes
V-Ribbed Belt
Units/Pulleys: 1Units/Pulleys: 2Units/Pulleys: 4Units/Pulleys: 5Length: 1640mmMaterial: EPDM (ethylene propylene diene Monomer (M-class) rubber)Number of ribs: 6Weight: 0,16kg