Lyman197558803
Lyman Neck Expanding (M) Die .308/.30-06 Sprg$28.18
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Availability: In Stock
The RCBS Replacement Expander-Decapping Unit for .308 Win, 30-30 Win, and 30-06 Sprg is a maintenance essential for reloaders who want to extend the life of their die sets or swap components between different loading setups. This assembly handles two critical steps in the reloading cycle—removing spent primers and sizing the case neck—with a carbide expander button engineered to withstand thousands of rounds without degradation. If you're running a progressive press, a single-stage setup, or switching calibers on shared equipment, having spare expander-decapping units on hand keeps your workflow moving without downtime.
The carbide expander button in this unit resists wear and buildup that can slow production or compromise case concentricity. The adjustable positioning sleeve gives you the fine control needed to dial in proper neck tension for consistent bullet seating and ballistic consistency. Whether you're a volume reloader chasing precision at distance or a hunter preparing ammo for the field, a sharp, well-maintained expander-decapping assembly is the difference between rounds that shoot and ones that don't.
RCBS is trusted by handloaders for over 70 years for rock-solid reliability and predictable performance. This replacement unit fits the three most common rifle cartridges in North American hunting and long-range shooting, making it a practical addition to any serious reloader's spare parts bin.
| Calibers | .308 Win, 30-30 Win, 30-06 Sprg |
| Expander Button Material | Carbide |
| Component Type | Expander-Decapping Assembly |
This assembly is designed to fit RCBS die sets. Confirm your specific press and die compatibility with RCBS or your equipment documentation before ordering, as the assembly is a replacement component for existing RCBS equipment.
Signs of wear include difficulty removing primers, inconsistent neck sizing, or visible damage to the carbide button. A fresh expander-decapping unit restores reliable decapping, consistent case sizing, and smoother press operation.
Carbide is significantly harder and more wear-resistant than steel, meaning it maintains its dimensions and finish longer under repeated cycling. This translates to more consistent neck tension across higher round counts and reduced maintenance downtime.
No. This unit is sized specifically for the three calibers listed. Using it in a die set for a different cartridge will result in poor case fit and decapping problems. You'll need the correct size assembly for your intended caliber.
SKU: 115719596 • Width: 0.7in • Height: 0.3in • Depth: 4.6in • Weight: 0.05oz
Availability: In Stock
The RCBS Replacement Expander-Decapping Unit for .308 Win, 30-30 Win, and 30-06 Sprg is a maintenance essential for reloaders who want to extend the life of their die sets or swap components between different loading setups. This assembly handles two critical steps in the reloading cycle—removing spent primers and sizing the case neck—with a carbide expander button engineered to withstand thousands of rounds without degradation. If you're running a progressive press, a single-stage setup, or switching calibers on shared equipment, having spare expander-decapping units on hand keeps your workflow moving without downtime.
The carbide expander button in this unit resists wear and buildup that can slow production or compromise case concentricity. The adjustable positioning sleeve gives you the fine control needed to dial in proper neck tension for consistent bullet seating and ballistic consistency. Whether you're a volume reloader chasing precision at distance or a hunter preparing ammo for the field, a sharp, well-maintained expander-decapping assembly is the difference between rounds that shoot and ones that don't.
RCBS is trusted by handloaders for over 70 years for rock-solid reliability and predictable performance. This replacement unit fits the three most common rifle cartridges in North American hunting and long-range shooting, making it a practical addition to any serious reloader's spare parts bin.
| Calibers | .308 Win, 30-30 Win, 30-06 Sprg |
| Expander Button Material | Carbide |
| Component Type | Expander-Decapping Assembly |
This assembly is designed to fit RCBS die sets. Confirm your specific press and die compatibility with RCBS or your equipment documentation before ordering, as the assembly is a replacement component for existing RCBS equipment.
Signs of wear include difficulty removing primers, inconsistent neck sizing, or visible damage to the carbide button. A fresh expander-decapping unit restores reliable decapping, consistent case sizing, and smoother press operation.
Carbide is significantly harder and more wear-resistant than steel, meaning it maintains its dimensions and finish longer under repeated cycling. This translates to more consistent neck tension across higher round counts and reduced maintenance downtime.
No. This unit is sized specifically for the three calibers listed. Using it in a die set for a different cartridge will result in poor case fit and decapping problems. You'll need the correct size assembly for your intended caliber.
SKU: 115719596 • Width: 0.7in • Height: 0.3in • Depth: 4.6in • Weight: 0.05oz