Fine Tune Nozzle Place Diverter Kit for Berkeley 12JB / 12JC / 12JG 

Fine Tune Nozzle Manual Kit - Berkeley, American Turbine, Dominator

These kits share all the great Place diverter features with the addition of one. The nozzle housings have been machined to accept Place diverter nozzle inserts. These inserts allow you to tailor the nozzle exit size for maximum performance. Includes 3-1/8" Red Insert