The item for sale is a Quality, aftermarket replacement replacement, Italian Genuine Leather matte finish pattern calf strap with stitching and comes with end piece link. It is made for Rolex Daytona 16518 16519 16520 16523 116518 116519 116520 116523 and other model watch which has 20mm at lugs with 16mm at buckle.These Quality grain leather straps with thick 5.5mm padding with nice soft finish on back for added comfort with genuine nubuck waterproof leather lining with sweat resistant on back side of the strap for long lasting and durability of the strap with extra comfort and nice and expensive just look like the original.It will fit your Rolex Daytona clasp which is 16mm opening on both sides.Regular Length:Long part: 7.5cm ( 3 inch )Short part: 6.5cm ( 2 1/2 inch ) Short Length:Long part: 6.5cm ( 2 1/2inch )Short part: 5.5cm ( 2 1/8 inch ) Thickness: 5.50mmLug Width: 20mmEnd Width: 16mmYou get one set (2) Quality genuine leather straps and it comes with and comes with 316L end peice link and 2 free spring bars.Also available in many other color and they are listed in our store with clasp or without end link and they are listed in our store for you to purchase.