Feature Application-- For Costco- Arcan dual pump plunger 3 or 3 1/4 Ton Jack, for Neiko Pro Floor Jack- 2 ton- 3 Ton, for Astro- 250DP, for AFF- Low Profile, for Jackco- 3 1/2 Ton, for Matco Beast- 3 ton, for Norco- 2 Ton Low Profile-71233A. Function-- Seal kits prevent floor jack leaks, prevent the intrusion of outside air, dust, dirt and foreign matter; greatly enhance the contact force between the piston rod and the bolt. Replace the seal kit to get your floor jack pump back in working order. .
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