Check the listing for details. Worm Gear Shaft (NOS). Condition: New – Open box. Listed at 19.99 USD. Genuine U.S. Military Issue Surplus Worm Gear Shaft (NOS) (NOS) = New Old Stock We have no part numbers or information on this part! The overall size is.... 12 1/2" x 1" Diameter There is a half moon key slot on the one end it is approximately 7/16" x 1/8" But it is rusty. (See Pictures) Similar to the one in the pictures. Unused! But it is rusty. (See Pictures) ***************************************************************************************************************** Please remember that the shipping cost to ship this item to a location within the United States is included in the selling price! No one can truly ship anything for free. The only difference between listings with free shipping compared to listings without free shipping is that the customer knows exactly how much the item will cost when purchasing it! ***************************************************************************************************************** ***************************************************************************************************************** Please be aware that our shipping and handling fees reflect not only the cost of shipping your purchase to you. But also the cost of packaging materials, our time and most importantly, our time hand delivering each package to the US Post Office. There is NO mail delivery or pick-up in our community, with the cost of fuel, we feel our shipping and handling costs are extremely fair! Save on shipping costs, by buying multiple items. Check out our other great items we have in our ebay store. Camo / BDU clothing Sizes from XS to 6XL!!! Items are being added weekly, so bookmark this page & return often, for you will never know what we`ll have for sale! Due to the increasing number of sales, it is taking longer for us to ship our sold items. We will make every effort to ship within 7 days from the time of purchase (payment)! Thank you for understanding this and we apologize for any inconvenience that this may cause you. If you are an international buyer, please do not ask us to mark the item as a gift on the customs form, we will not do this! ***************************************************************************************************************** Sign-up for our company's email. Receive emails with special offers and sales. Don't miss out on any of these great specials!!!! ***************************************************************************************************************** . ***************************************************************************************************************** (Ea - C) (MJ - 4812) (R1W S4 L4)