{"product_id":"rcbs-15504-matchmaster-duo-2-die-set-308-winchester-full-length-sizing-seater-dies","title":"RCBS 15504 MatchMaster Duo 2-Die Set .308 Winchester - Full-Length Sizing \u0026 Seater Dies","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eRCBS MatchMaster Duo\u003c\/span\u003e\u003c\/strong\u003e is a precision 2-die reloading set engineered for \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e.308 Winchester\u003c\/span\u003e\u003c\/strong\u003e bottleneck rifle cases. It pairs a \u003cstrong\u003efull-length sizing die\u003c\/strong\u003e with a \u003cstrong\u003emicrometer-adjustable seating die\u003c\/strong\u003e for consistent, match-grade reloads. The MatchMaster design does not require separate bushings, so handloaders can seat different bullet profiles cleanly in the same die.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe micrometer seating die allows repeatable incremental seating-depth adjustments, while the full-length sizing die resizes the case body and neck to factory or semi-dimensions for reliable chambering. The set is factory tuned for \u003cstrong\u003e.308 Winchester\u003c\/strong\u003e (7.62x51mm NATO) and is a natural fit for bolt-action precision rifles and hunting rifles chambered in .308 Win. The MatchMaster Duo is part of RCBS's full-length die family and is backed by a \u003cstrong\u003elimited lifetime warranty\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"RCBS","offers":[{"title":"Default Title","offer_id":55470922891586,"sku":"191407","price":139.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_f568771e-18a8-475e-ae49-c962327e686e.png?v=1785421146","url":"https:\/\/centerfiresystems.com\/products\/rcbs-15504-matchmaster-duo-2-die-set-308-winchester-full-length-sizing-seater-dies","provider":"Centerfire Systems","version":"1.0","type":"link"}