{"product_id":"geissele-reaction-rod-5-56-223","title":"Geissele Reaction Rod (5.56\/.223)","description":"\u003cp\u003eVise-held splined rod that locks the AR-15 barrel extension so barrels, muzzle devices, gas blocks and handguards can be torqued without stressing the upper receiver.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEngages barrel extension splines\u003c\/li\u003e\n\u003cli\u003eProtects upper receiver\u003c\/li\u003e\n\u003cli\u003eFor 5.56\/.223 AR-15\/M4\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cp\u003eThe Geissele Reaction Rod® (5.56\/.223) is compatible with the HK MR556 upper receiver.\u003c\/p\u003e","brand":"Geissele Automatics","offers":[{"title":"Default Title","offer_id":67481954648354,"sku":"10-169","price":105.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/0896\/1058\/files\/eo_geissele-10-169.jpg?v=1791479451","url":"https:\/\/bnbfirearms.com\/products\/geissele-reaction-rod-5-56-223","provider":"B\u0026B Firearms","version":"1.0","type":"link"}