531 came in two falvours 531c and 531SL....the latter almost as light but over £100 cheaper....in the late 1970s....531SL was £199....and 753 was about £350ish....531SL was virtually as light as 753R.
@marxist_vulcan started
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531 came in two falvours 531c and 531SL....the latter almost as light but over £100 cheaper....in the late 1970s....531SL was £199....and 753 was about £350ish....531SL was virtually as light as 753R.