15" Trailer Caravan 6 Stud Stealth Mag & 205/70R15C comforser Whitewall Tyre. 205 70 15

15X6" 6 STUD ALLOY STEALTH MAG WHEEL
& 205/70R15C WHITEWALL TYRE

PCD: 6/139.7
0FFSET: 0
REAR BACKSPACE OF WHEEL: 87MM  
CENTRE BORE: 108.7MM
LOAD RATING PER WHEEL: 1285 KG 
FINISH: BLACK MACHINED FACE 

TYRE SIZE: 205/70R15C
TYRE USE: LIGHT TRUCK
SPEED CATEGORY SYMBOL: R (160KMH) 
LOAD INDEX: 106/104
KG RATING PER TYRE: 950KG
PLY RATING: 8 PLY
DIAMETER: 669MM

COMES WITH CENTRE CHROME CAP, DECAL AND CHROME MAG VALVE.
INFLATED TO 40PSI
PRICE IS PER WHEEL & TYRE

HOW DO I KNOW WHICH STUD PATTERN I HAVE?
"MEASURE FROM CENTRE OF ONE STUD TO CENTRE OF THE NEXT STUD"
64MM = HT HOLDEN
68MM = FORD
70MM = HQ