This is what I call grip strength of the heaviest I’ve got to sofar 25 kg#weights however as a word of caution I keep my back and my cold very tight and I’m very conscious of my posture. #posturecorrection #postureconscious #gripstrengthtraining #strongarms #fitnesstechniques #fitnessrisk (at Parkour Generations) https://www.instagram.com/p/B4FxePDD0MQ/?igshid=1biav6shlvtbl













