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PowerBlock KettleBlock 40
PowerBlock KettleBlock 40PowerBlock KettleBlock 40

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PowerBlock was founded in 1991 by specialty fitness equipment designers Greg Olson and Carl Towley. Their aim was to reduce the space taken up by full sets of dumbbells - the idea for the first PowerBlock was born.

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KettleBlock 40

40 lb
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The KettleBlock is designed to replace multiple single kettlebells, at a reduced cost and with a significantly reduced space requirement.




KettleBlocks are selectorized urethane kettlebells, allowing you to workout using precisley the weight you want, without having to have a bulky set of multiple regular kettlebells.

Kettleblocks include a lifetime home use warranty.

Available in two sizes: KettleBlock 20 and KettleBlock 40:
  • Kettleblock 20 replaces 61 lb or 5 separate regular kettlebells
  • Kettleblock 40 replaces 186 lb or 8 separate regular kettlebells
  • Provides 5-20 lb (KettleBlock 20) or 8-40 lb (KettleBlock 40) increments
Sold individually.
Shipping Terms
  • Please allow approximately 7-12 business days for delivery
  • Unpacking and setup services may be available in some delivery areas
  • Delivery to Alaska or Hawaii is available (please call for a shipping estimate)
  • We're happy to ship to an APO/FPO address (please call for a shipping estimate)
  • This item cannot be shipped to a P.O. Box
The Inbox Fitness customer care team is standing by at 1-855-US-INBOX to assist with any questions you may have.

Returns Info
  • Customer may be responsible for the cost of returning this item
  • Generally, returns must be in the original box and unassembled
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