The item for sale is a pair (2) of aftermarket replacement Stainless Steel heavy end pieces for Rolex. They are made for men's 20mm Rolex Jubilee watch band 62510 H GMT MASTER 16710 16700 which takes fat spring bar. They will work on Datejust Oyster Perpetual, Submariner, Gmt Stainless Steel or any other watch which has 20mm lugs. This # 502T end pieces are made of high quality 316L stainless steel which is used in expensive watches like yours. Other sellers use thin lower quality stainless steel which tends to fall apart in a short time. You might save money now but in the end you lose your expensive watch. This end piece will not fit jubilee watch band with hidden clasp. 100% stainless steel. You will get 1 pair ( 2 ) end piece. If there is a problem with item you receive, please contact us before leaving negative feedback and wait for our email. We should be able to resolve the problem. All Customers Please Read The Following Before Purchasing: Be sure to check our detailed measurement guide below or in the photos/images section of the listing to assist you with purchasing the correct parts for your watch. The guide will show you how to measure the lug width opening of your watch using a ruler, how to check your model number, and assist you with other questions you may have regarding measurement. Many watches appear the same but may be different in case size or year model. This will help to avoid any returns or exchanges. We are also an email away to assist with any questions you may have. Thank you for your business! 100% Satisfaction Guarantee! We sell only the best quality replacement watch parts and accessories for your watch. Your satisfaction is guaranteed or your money back! We have been in the watch parts industry for over 50 years and have been selling online for over 20 years. Buy with confidence from a reputable seller in the USA that you can trust! Visit our online store for a huge selection of other watch parts.