RCBS Rock Chucker Supreme Press – Single-Stage Reloading Powerhouse The RCBS Rock Chucker Supreme Press is a legendary single-stage reloading press known for its strength, precision, and versatility. Built from heavy-duty cast iron, it’s designed to handle everything from standard reloading to case forming and bullet swaging, making it a staple on serious reloaders’ benches. Key Features: Cast Iron Construction: Delivers unmatched strength and durability Ambidextrous O-Frame Design: Comfortable for both right- and left-handed users 4.25" Operating Window: Accommodates longer cartridges and magnum cases Central Pivot Handle: Provides superior leverage for sizing tough brass On-Press Priming System: Includes priming arm for convenience Upgradeable to Progressive: Compatible with Piggyback 4 conversion kit Specifications: Feature Details Type Single-stage reloading press Material Cast Iron Operating Window 4.25" Threading Accepts 7/8"-14 dies (1-1/4"-12 without bushing) Priming On-press priming arm included Mounting Large mounting holes for secure bench setup Weight Approx. 20 lbs (9 kg) Performance and Application Ideal for precision rifle reloaders, case formers, and bullet swagers, the Rock Chucker Supreme offers smooth operation, minimal flex, and long-term reliability. Its robust frame and long handle make it capable of sizing even the most stubborn brass with ease.

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