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WB400 J-Cradle Kayak Carrier


Give your kayak the premium ride with the WB400. It exquisitely integrates into your car’s design while conserving valuable space atop your crossbars by securely carrying boats vertically. The WB400 also features SmartLoad™ slide-out arms for easier loading and unloading.

  • SmartLoad™ slide-out arms aid in loading and unloading
  • Premium elastomer padding cushions and protects boat
  • QuickDock™ technology enables the easiest on/off of any mount in the market, without tools
  • Includes integrated SKS locks, premium quick release tie down straps, and bow & stern tie down ropes with ratcheting pulley
  • Compatible with other manufacturers' crossbars, check at
  • Carries a boat up to 80 lb / 36 kg


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If you’re using the on your car, you can skip the roof-rack and start shopping for carriers.

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