MF-20KG - MF Mechanical Force Gauge, 20Kg Capacity
M2-50 - Digital Force Gauge, 50 lbs / 25 kg / 250 N Capacity (Gauge & AC Adapter in carrying case),Chatillon LG-100 Mechanical Force Gauge 100 lbf Capacity: Amazon.com: Industrial & Scientific,MF-20KG - MF Mechanical Force Gauge, 20Kg Capacity,Shimpo 100 lb. Mechanical Force Gauge