{"product_id":"breek-plan-b-echo-s-port-mb-30-cal","title":"Breek Arms Plan B Echo S-Port Muzzle Brake – .30 Caliber","description":"\u003cp\u003eThe Breek Arms Plan B Echo S-Port muzzle brake delivers effective recoil reduction for .30 caliber rifles through a side-ported design that redirects propellant gases perpendicular to the bore. This brake is engineered to minimize muzzle rise and felt recoil during rapid strings of fire, making it a practical choice for precision shooters and competition applications where fast follow-up shots matter.\u003c\/p\u003e\u003cp\u003eMachined from heat-treated steel with a durable black finish, the Echo S-Port features the Plan B mounting system for quick-attach compatibility with certain suppressor mounts. Standard 5\/8x24 TPI threading fits most .30 caliber barrels. Installation requires a proper crush washer or shim kit for timing (not included). Check headspace and ensure proper alignment before use.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Side-port muzzle brake\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e .30 caliber (7.62mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Pitch:\u003c\/strong\u003e 5\/8x24 TPI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Heat-treated steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting System:\u003c\/strong\u003e Plan B quick-attach compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e .30 caliber rifles with 5\/8x24 TPI threaded barrels (.308 Win, 7.62x51, .300 BLK, etc.)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Breek Arms","offers":[{"title":"Default Title","offer_id":48535424696575,"sku":"BRK4431","price":59.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/5840736.jpg?v=1778982411","url":"https:\/\/doublestackstore.com\/products\/breek-plan-b-echo-s-port-mb-30-cal","provider":"Double Stack Store","version":"1.0","type":"link"}