The max a Bob Jackson can fit is 32c tyres, if you're worried about grip, just zip tie the tyres up instead, cheaper, easier and less damaging than stud (especially when you only need one tyre).
@edscoble started
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The max a Bob Jackson can fit is 32c tyres, if you're worried about grip, just zip tie the tyres up instead, cheaper, easier and less damaging than stud (especially when you only need one tyre).