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Additional race information can be found at https://planetultra.com/make-mine-a-double/.
Support Planet Ultra through the continued California COVID-19 mandates outlawing cycling events.
Stay strong and motivated to ride doubles!
Virtual double centuries for both Planet Ultra Grand Slam and California Triple Crown credit.
Outdoors or indoors using any trainer app.
Chance to win FREE 2021 event entry
Challenge details here: https://planetultra.com/make-mine-a-double/
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