Check the listing for details. Lyman Redfield Williams Peep Sight Mounting screws. Color: Blue, Condition: New other (see details). Listed at 8.99 USD. Lyman Redfield Williams Peep Sight Mounting screws: New screws for mounting receiver peep sights. Thread size is 6 - 48 Overall length is 0.386 inches and 0.519 inches. Head diameter is 0.195 inches. Head thickness is 0.095 inches.These do not fit ALL Peep sights, please measure your sight before ordering.The heads are a few thousandths oversized for the Lyman 66 and will need to be polished down to fit.Will not work on the Lyman 57 Series sights like the SME and WJS.Your bid is for 2 Screws (one of each) and Shipping is Free!! Collectors Special: Buy 3 sets of screws and get a 4th set free! Select a quantity of 3 before hitting the Buy it Now. Your 4th set of screws will be included when your order ships. Thanks for looking and please email me with any questions or if you need more pictures. Buyer is responsible for asking all pertinent questions in advance of bidding/purchase. All items are described to the best of my ability. It is the purchaser's responsibility to be absolutely certain that any gun parts purchased from tdail3 are installed correctly and fitted properly, and that any work performed by you or others to be safe and correct. It is recommended that only a fully qualified gunsmith perform any repair work.