Rubber Well Nut – Pack of 6 with Countersunk Bolts
The well nuts offer an option for attachment of accessories to the kayak where access to the inside of the hull is not possible. Drill a 9.5mm hole to install. They have a M5 thread brass insert within rubber and once tightened will provide a water tight seal.
With Stainless Steel Countersunk Bolts
Price is per pack of 6