Baseline Economy Skinfold CaliperEconomy plastic skinfold caliper is the inexpensive alternative for skinfold body composition analysis. Spring loaded arm assures reproducible \”pinch\”.Ideal instrument for screening large groups and physical education classes. Comes complete with instruction booklet and tables.\r\nPlease choose quantity.Item # 12-1112 (Single Unit) 12-1126 (Class pack of 25 units)