Model kolesa a nápravy
Gelsonlab HSPD-054 Model kolesa a nápravy pre vyučovacie účely
Model kolesa a nápravy is great for teaching about mechanics and conservation of energy - the plastic stepped pulley is fitted with a ball bearing on a single steel rod. It uses any standard right angle clamp to attach to a support stand.Štvorvrstvová veža, priemer bola 105 mm / 65 mm / 50 mm / 35 mm. Dĺžka tyče 120mm.