leather rifle sling

I believe this is a WW1 rifle sling. It is stamped Rock Island Arsenal and E. As well as JK. EHS is EH Schmitten of Rock Island Arsenal. JK is Gilbert John Kimball. I have other items of Johns used in WW1. The item “Vintage leather Rock Island Arsenal Rifle Sling” is in sale since Tuesday, April 7, 2020. This item is in the category “Collectibles\Militaria\WW I (1914-18)\Original Period Items\United States\Personal, Field Gear”. The seller is “markdpackard” and is located in Ventura, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Turks and caicos islands, Bangladesh, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Liechtenstein, Luxembourg, Monaco, Macao, Martinique, Nicaragua, Pakistan, Paraguay, Uruguay, Russian federation.