Ah! I wasn't clear in my OP.
When I wrote "Opted for 56x16, which equates to 98".", I meant "Opted for 56x16 [on 160mm], which equates to 98" [56x15 on 170mm].
@Scilly.Suffolk started
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Ah! I wasn't clear in my OP.
When I wrote "Opted for 56x16, which equates to 98".", I meant "Opted for 56x16 [on 160mm], which equates to 98" [56x15 on 170mm].