The Garry Scott Fluoro 0.55mm x 500m spools in the shop and within your inventory have a typo in the test strength in kg
the 1000m, 300m and 150m spools all say "Test: 15.8 kg"
the 500m spool says "Test: 15.1 kg"
http://steamcommunity.com/app/380600/discussions/5/1698294337767435440/
Platform: PC/Steam