Properties: The tiguar curl PU barbells are the highest quality barbells with a constant load. They are ideal for dynamic exercises with changing the load in sets – by changing the weight, you change the barbell you are exercising with. tiguar barbells feature a 90 cm straight bar with a diameter of 32 mm. The increased grip diameter increases forearm muscle engagement and training efficiency. Barbelles are available in 10 weights: from 5 kg to 55 kg (in 5 kg increments).