[Tanioka-kun, Fujii]

The adjustable range of the fishing rod on BF-No7 is measured as the following on 2018-4-6.
  - adjustable range of the keystone height: 2.6 mm (from 63.9 mm to 66.5mm) 
  - Corresponding range of the fishing rod: 450000 steps (from -200000 to 250000).
  - Adjustable mass range: ~72 g 

Note: Mechanical lower limit of the FR might be necessary to be measured.