The PISTON 3.0cm have a diameter of three centimeters and lie perfectly in the hand thanks to the circular shape and the slightly rough surface. SAFETY FIRST: To exclude threading of the fingers in the carabiner and eye of the eyebolt has an inner diameter of 10mm. We recommend hanging our obstacles on slings or ropes. Mini Obstacles made of high quality PU for Ninja courses and NINJA training at home. The MINI OBSTACLES series is not only an excellent addition to any NINJA course, but is also particularly suitable for targeted NINJA training at home. All MINI OBSTACLES impress with their excellent workmanship and best quality. With this series everyone can start – very specifically – the NINJA TRAINING. The only thing you need is one or two hooks in the ceiling….

1 x PISTON 3cm, 1 x Swivel, 1 x cord 80cm