{"product_id":"original-u-s-inert-m11a1-practice-anti-tank-rifle-grenade-with-unusual-possibly-experimental-or-shop-made-mortar-adapter","title":"Original U.S. Inert M11A1 Practice Anti-Tank Rifle Grenade with Unusual Possibly Experimental or Shop-Made Mortar Adapter","description":"\u003cp\u003eOriginal Item: Only One Available. This is a highly unusual original \u003cstrong\u003eU.S. M11A1 Practice Anti-Tank Rifle Grenade\u003c\/strong\u003e fitted with a three-piece mortar style adapter in place of the standard tail assembly. The grenade body itself is a known U.S. practice pattern, but the attached adapter is not a standard configuration we can presently identify. It appears to be period in construction and may represent an experimental, shop-made, training, or field modification, but its exact purpose and origin remain unconfirmed. That uncertainty makes this a particularly interesting research piece for an advanced U.S. ordnance collector.\u003c\/p\u003e\n\u003cp\u003eThis practice grenade is completely inert and unable to be rendered live again and be used as an explosive device. This example is void of any explosive content and is in total compliance with the current BATF regulations on inert ordnance. \u003cstrong\u003eUnloaded or dummy grenades, artillery shell casings, and similar devices, which are cut or drilled in an BATF-approved manner so that they cannot be used as ammunition components for destructive devices, are NOT considered NFA weapons. This example is in total compliance and is totally inert. NOT AVAILABLE FOR EXPORT.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRifle grenades were developed to extend the range of grenades well beyond normal hand-thrown distances. Their use became widespread during WWI and continued through WWII and the postwar period, with specialized types produced for fragmentation, anti-tank, smoke, signaling, and practice roles.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eM11A1\u003c\/strong\u003e was a practice anti-tank rifle grenade intended to simulate the handling and launching characteristics of service anti-armor rifle grenades without an explosive warhead. Practice grenades allowed troops to train with the weight, balance, launching procedure, and trajectory of the live weapon while reducing cost and danger.\u003c\/p\u003e\n\u003cp\u003eThis example retains body markings reading:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGRADE, A.T., PRACTICE, M11A1\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eB.M.C. LOT\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe body shows the expected utilitarian construction and wear associated with training ordnance.\u003c\/p\u003e\n\u003cp\u003eWhat makes this example particularly unusual is the assembly fitted to the rear.\u003c\/p\u003e\n\u003cp\u003eA standard M11A1 would normally be encountered with a rifle grenade tail assembly, but this example instead has a \u003cstrong\u003ethree-piece mortar style adapter\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe assembly appears purpose-built rather than simply improvised from loose parts, but we have not been able to positively identify it in standard references.\u003c\/p\u003e\n\u003cp\u003eIt may have been intended to adapt the grenade for use with another launching system, possibly for training or experimental purposes, but that remains speculative.\u003c\/p\u003e\n\u003cp\u003eIt is equally possible that the adapter was fabricated locally by an ordnance shop, training facility, or individual unit.\u003c\/p\u003e\n\u003cp\u003eWithout documentation or a matching identified example, we do not want to assign a definitive military designation or function to it.\u003c\/p\u003e\n\u003cp\u003eThe adapter appears to have been installed long enough ago to show age and wear consistent with the grenade, although that alone cannot establish when or by whom the modification was made.\u003c\/p\u003e\n\u003cp\u003eFor the collector, that unresolved configuration is the main attraction.\u003c\/p\u003e\n\u003cp\u003eStandard M11A1 practice grenades are already interesting examples of U.S. anti-tank training equipment, but this one presents a configuration that clearly departs from the usual pattern and offers genuine potential for further research.\u003c\/p\u003e\n\u003cp\u003eWith its \u003cstrong\u003eoriginal M11A1 marked body, fully inert construction, and highly unusual three-piece mortar style adapter\u003c\/strong\u003e, this is an excellent addition to a \u003cstrong\u003eU.S. rifle grenade, anti-tank ordnance, training grenade, experimental ordnance, or advanced inert munitions collection\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Original Items","offers":[{"title":"Default Title","offer_id":44850939297861,"sku":"ONJR26MAAC125","price":150.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1524\/1342\/files\/ONJR26MAAC125__01.jpg?v=1775510712","url":"https:\/\/www.ima-usa.com\/products\/original-u-s-inert-m11a1-practice-anti-tank-rifle-grenade-with-unusual-possibly-experimental-or-shop-made-mortar-adapter","provider":"International Military Antiques","version":"1.0","type":"link"}