Jergens 27275 Threaded Spring Plunger

M12 x 1.75, 32mm Thread Length, 6mm Plunger Projection, Steel Threaded Spring Plunger 6.3mm Max Plunger Diam, 32mm Plunger Length, 1.22 Kg Init End Force, 4.21 Kg Final End Force, 6mm Hex