ITEM NAME:1 Pair Drain Plug With Screws For Kayak Canoes Boat Black Description: Features an o-ring for positive sealing. Stop water infiltration and to drain water out of inner hull of the kayak. Fine threads maintain sealing under high vibration.Stop water infiltration and to drain water out of inner hull of the kayak. 2 x Drain Plugs. Fine threads maintain sealing under high vibration conditions. 4 x Screws.