Hotfish original Design Meat Heads,  were designed for 4 3/4" to 5" herring fillets/"herring strips or Sardine.  1/0 Treble Hook 40lb test line and under.   Apply these tips for the best roll and flick action. 
 "No tuning necessary and not recommended".  
Unique Wider range trolling speed 1.5 to 3.5 MPH
 Our plastic is specially designed to not be compromised by plastisol artificial strips.