Spreng Reng returns for round two with Spreng Reng 2.0 Hexagon Chainring
Cut yourself some slack if you haven’t heard of Spreng Reng 2.0. When the original rolled out in 2016, it was easy to write off this unique chainring design as BioPace’s progeny. But according to Hunter Allen, Founder and CEO of Peaks Coaching Group, the Spreng Reng’s odd shape increases your wattage up climbs. “The […]
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