{"product_id":"ultradyne-mercury-comp-5-8x24-7-62","title":"Ultradyne USA Mercury Compensator 5\/8x24 7.62 – AR-10 \u0026 .308 Rifles","description":"\u003cp\u003eThe Ultradyne Mercury Compensator reduces muzzle rise and felt recoil on .308\/7.62 rifles, keeping you on target for faster follow-up shots. Its directional port design vents gases upward and to the sides, countering muzzle climb without excessive concussion to the shooter. Machined from heat-treated steel with a salt bath nitride finish, this compensator is built to handle high round counts and maintain zero under sustained fire.\u003c\/p\u003e\u003cp\u003eInstallation requires a 5\/8x24 threaded barrel and an armorer's wrench or crush washer for proper timing. Compatible with AR-10 platform rifles and bolt-action .308 rifles with matching threads. The compact profile adds minimal length while delivering measurable recoil management. Crush washer not included; timing shims or Rocksett recommended for permanent installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Compensator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e 7.62mm \/ .308\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Pitch:\u003c\/strong\u003e 5\/8x24\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 Salt bath nitride\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e AR-10, .308 bolt-action rifles with 5\/8x24 threads\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ultradyne USA","offers":[{"title":"Default Title","offer_id":47943771488511,"sku":"UD10817","price":97.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/5620257.jpg?v=1766599825","url":"https:\/\/doublestackstore.com\/products\/ultradyne-mercury-comp-5-8x24-7-62","provider":"Double Stack Store","version":"1.0","type":"link"}