Decathlon - Weight Training 20 kg Threaded Weights Kit.The 20 kg kit was developed by our weight training coaches and design team for weight training at home. This is the ideal set to start weight training and work.Iron discs and threaded steel bars for safety 2-year warranty.Do various exercises: biceps, triceps, deltoids and pecs.Adjusts in 2 kg increments. Composition: 8 x 1 kg + 4 x 2 kg + 2 x 2 kg bars.This dumbbell set is easy to store and carry in its case.Easy to grip thanks to its ergonomic shape.