Conical body of brass stem 3.17mm (1/8 inch) diameter for use with Light-Weight Plunger 17380-0 or 17301-0. Mass = 22.5g ±0.025g.

Conical body of brass stem 3.17mm (1/8 inch) diameter for use with Light-Weight Plunger 17380-0 or 17301-0. Mass = 22.5g ±0.025g.