For handloaders demanding uncompromising precision with ironclad dependability, the RCBS MatchMaster(TM) Duo(TM) series of reloading dies delivers elite-level consistency in one powerful package. Duo pairs RCBS's premium MatchMaster Seating Die - engineered for micrometer - adjustable, repeatable seating depth - with a rugged RCBS Full-Length Sizing Die, trusted by generations of reloaders. Available in a host of popular new cartridges as well as proven favorites, the Duo series is match-ready out of the box. MatchMaster Seating Die + Full-Length Sizing Die No bushings required Available in Popular Cartridges: 22 ARC to 338 Lapua Limited Lifetime Warranty Proudly Made in the USA