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NK

Nielsen-Kellerman Company designs, manufactures and distributes rugged, waterproof environmental and sports performance instruments for active lifestyles and technical applications, including Kestrel Weather & Environmental Meters, NK Electronics for Rowing and Paddling, and Blue Ocean Rugged Megaphones & PA Systems.

ExtremeMeters.com is an Authorized NK Sports Dealer

  • NK SpeedCoach SUP 2 With Training Pack Upgrade & Bumper

    NK
    Original price $449.00 USD - Original price $449.00 USD
    Original price
    $449.00 USD
    $449.00 USD - $449.00 USD
    Current price $449.00 USD
    In stock

    The only performance monitor specifically designed for stand up paddle boarding (SUP) The original stand-up paddling performance monitor, the Speed...

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  • NK SpeedCoach OC 2 with Training Pack Upgrade & Bumper

    NK
    Original price $449.00 USD - Original price $449.00 USD
    Original price
    $449.00 USD
    $449.00 USD - $449.00 USD
    Current price $449.00 USD
    Only 2 left!

    The SpeedCoach OC 2 offers precise, clear data on speed, cadence, and glide in a seal-tight enclosure, making it the premier on-water OC performanc...

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  • SpeedCoach GPS / SUP / OC Model 2 Heart Rate Belt

    NK
    Original price $50.00 USD - Original price $50.00 USD
    Original price
    $50.00 USD
    $50.00 USD - $50.00 USD
    Current price $50.00 USD
    In stock

    Heart Rate Belt for the SpeedCoach GPS Model 2, SpeedCoach SUP 2 or SpeedCoach OC 2. Dual radio allows this belt to connect to a SpeedCoach Model ...

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  • NK SpeedCoach® GPS/SUP/OC Protective Bumper

    NK
    Original price $15.00 USD - Original price $15.00 USD
    Original price
    $15.00 USD
    $15.00 USD - $15.00 USD
    Current price $15.00 USD
    Only 1 left!

    Protect your NK SpeedCoach® GPS/SUP/OC performance monitor with this protective bumper. It is designed to fit your SpeedCoach device, providing a s...

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  • NK SpeedCoach Screen Protector

    NK
    Original price $5.00 USD - Original price $5.00 USD
    Original price
    $5.00 USD
    $5.00 USD - $5.00 USD
    Current price $5.00 USD
    In stock

    This protective covering will help to keep your SpeedCoach screen scratch free.