For handloaders demanding uncompromising precision with ironclad dependability, the new MatchMaster™ Duo™ 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
Shellholder Compatibility for MatchMaster Duo Die Sets
| Caliber | Shellholder |
| 22 ARC | 32 |
| 22 Creedmoor | 3 |
| 22 GT | 3 |
| 22-250 Remington | 3 |
| 223 Remington | 10 |
| 25 Creedmoor | 3 |
| 25 GT | 3 |
| 28 Nosler | 38 |
| 30-06 Springfield | 3 |
| 300 Win Mag | 4 |
| 300 PRC | 38 |
| 308 Winchester | 3 |
| 338 Lapua | 48 |
| 6mm ARC | 32 |
| 6mm Creedmoor | 3 |
| 6mm GT | 3 |
| 6.5mm Creedmoor | 3 |
| 6.5mm PRC | 38 |
| 7mm PRC | 38 |
| 7mm Rem Mag | 4 |
- Manual:
- Download Manual
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
