Flex Button: Adjustable adjustment sculling oars for optimal

The Flex Button is an innovative new way to adjust the strength on your sculls. The Flex Button allows you to make the sculls lighter or heavier, without tools. This can help increase rowing enjoyment and improve performance.

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High-Quality Rowing Boat Parts for Optimal Rowing

Philips OneBlade 360 Flex Replacement Blade (QP430/50) - 3 Pack