Quick question need a new front tyre for the xtx i know its normaly a 120/70 but been offered at 110/70 for free will this fit as for free saves me spending more money before my mot on the 15th ?

Thanks

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2 wheels is freedom , 1 wheel is heaven
Theory Passed 3/04/08 das test passed 12/06/08
piaggio nrg 50cc-sold / yamaha xt125r -stolen / Yamaha XT660X