Vlier PL4 2 to 4 Lb Force, 7/8" OD, Stock Crowder with Silver Ring Plate

3 to 6 Lb Force, 7/8" OD, Stock Crowder with Black Ring Plate 0.469" Ring Plate Height, 15/32" Head Height, 7/32" Length Under Head, #8-32, Steel

5 to 10 Lb Force, 7/8" OD, Stock Crowder with Gold Ring Plate 0.469" Ring Plate Height, 15/32" Head Height, 7/32" Length Under Head, #8-32, Steel

1/2-13, 7/8" Thread Length, 1/4" Max Plunger Diam, 1 Lb Init to 10 Lb Final End Force, Knob Handle Plunger Knurled Knob, 1.13" Body Length, 7/8" Length Under Head/Shoulder, 1/4" Plunger Projection

3/8-16, 1/4" Max Plunger Diam, 0.25 Lb Init to 2 Lb Final End Force, Knob Handle Plunger Delrin Knob, 0.94" Body Length, 3/4" Length Under Head/Shoulder, 0.18" Plunger Projection

3/8-16, 1/4" Max Plunger Diam, 0.25 Lb Init to 2 Lb Final End Force, Knob Handle Plunger Delrin Knob, 0.94" Body Length, 3/4" Length Under Head/Shoulder, 0.18" Plunger Projection