{"product_id":"pietsch-verlag-buch-griffkraft-starke-haende-fuer-mehr-erfolg-im-kampfsport","title":"Book GripPower - Strong hands for more success in martial arts","description":"Strong hands for more success in martial arts - this guide to building grip strength shows every martial artist ways to make a leap in performance with minimal effort in a short space of time. Grip strength training has so far been neglected by most athletes and trainers. But studies have proven its success. This guide closes this knowledge gap.\u003cbr\u003e\n\u003cbr\u003e\n - Authors: Jochen Schwenk, Andreas Schmidt\u003cbr\u003e\n - Published: 01\/2012\u003cbr\u003e\n - ISBN: 978-3-613-50684-8\u003cbr\u003e\n - Format: 170mm x 240mm, paperback\u003cbr\u003e\n - Illustrations: 169 color images \u0026amp; 4 drawings\u003cbr\u003e\n - Number of pages: 112\u003cbr\u003e\n - Weight: 380g","brand":"Pietsch Verlag","offers":[{"title":"Default Title","offer_id":49260106187031,"sku":"45438","price":14.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/7855\/0295\/files\/45438-0KYPFWw2dJOtND_0d7a6ba8-40ad-4553-828e-b23efed0b1cc.jpg?v=1764642512","url":"https:\/\/www.asmc-unlimited.com\/en\/products\/pietsch-verlag-buch-griffkraft-starke-haende-fuer-mehr-erfolg-im-kampfsport","provider":"ASMC Unlimited","version":"1.0","type":"link"}