Add a whole new level of versatility to your kayak, canoe, power boat, ATV, ORV, tractor, or other vehicle with the GT90 GearTrac from YakAttack! This medium duty surface mount track provides a platform that’s not only adjustable, but fully configurable, enabling unparalleled versatility for accessory mounting! Includes #8-32 socket drive button head stainless steel screws plus nuts and washers.3/32 hex wrench not included.Designed for harsh marine environmentsCompatible with 1/2″ wide track hardwareHole spacing 1-3/4″0.90″ wide x 4″, 8″, or 12″ longU.S. Pat. No. 9,671,060 B1Made in the USA