Designed for heavy traffic areas Easy close slam latch that forms a weather tight seal just by closing the hatch Utilizes a patented integral hinge assembly that allows for easy lid removal Perfect for dry storage, access to bait and fish wells or electrical plumbing and lines Outside Dimensions: 10. 75 inch x 15. 125 inch - Inside Dimensions: 7. 25 inch x 11. 25 inch - Cut-Out Dimensions: 8. 625 inch x 12. 625 inch