DetailsLonger bolts are required to accomodate the wider wheel spacer. Listed above, each size wheel spacer has a suggested bolt length which can be found below. A great rule of thumb is M12 bolts should turn in 6.5 revolutions and 7.5 for M14 bolts.
H&R's lengthened spacer bolts necessary for spacers over 5mm in width.
Recommended bolt size:
8mm spacers=35mm bolts, 10mm spacers=37mm bolts, 12mm spacers=39mm bolts, 15mm spacers=42mm bolts, 20mm spacers=47mm bolts.
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