{"product_id":"lbe-unlimited-arcw-5-56-crush-washer-4140-steel-black-5-56x45mm-nato-ar-15","title":"LBE Unlimited ARCW-5.56 Crush Washer 4140 Steel Black 5.56x45mm NATO AR-15","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eLBE Unlimited ARCW-5.56 Crush Washer\u003c\/span\u003e\u003c\/strong\u003e is a single-use alignment shim designed to seat and index flash hiders and muzzle brakes on a \u003cstrong\u003e5.56x45mm NATO\u003c\/strong\u003e \u003cspan style=\"background-color: #ffff00;\"\u003eAR-15\u003c\/span\u003e barrel. When a muzzle device is threaded on, the crush washer deforms under torque to take up the thread gap, lock the device solidly against the barrel shoulder, and keep the gas ports or compensator prongs clocked exactly where you want them.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eCut from \u003cstrong\u003e4140 steel\u003c\/strong\u003e and finished in a protective \u003cstrong\u003eblack\u003c\/strong\u003e coating, this washer is sized specifically for the common \u003cstrong\u003e5.56\u003c\/strong\u003e thread pitch used on AR-15 barrels and is intended as a service item - install, torque to spec, and replace whenever you change muzzle devices. It follows the standard crush-washer format favored by armorers and home builders for general-purpose AR work, giving you a clean, repeatable seat shot after shot.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eDrop one in when you are mounting a new compensator, installing a fresh flash hider on a rebuilt upper, or simply replacing a washer worn out from a previous swap. The \u003cstrong\u003eARCW-5.56\u003c\/strong\u003e is a brand-new, current-production \u003cstrong\u003eLBE Unlimited\u003c\/strong\u003e component ready to go straight into your next AR-15 build.\u003c\/span\u003e\u003c\/p\u003e","brand":"LBE Unlimited","offers":[{"title":"Default Title","offer_id":54998887924034,"sku":"130156","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_d6f60c09-61b5-459c-bc8d-f8b4b9fad620.png?v=1784359005","url":"https:\/\/centerfiresystems.com\/products\/lbe-unlimited-arcw-5-56-crush-washer-4140-steel-black-5-56x45mm-nato-ar-15","provider":"Centerfire Systems","version":"1.0","type":"link"}