
Availability: In Stock
The LEE Pacesetter 450 Bushmaster full length sizing die set gives you everything needed to reload .450 Bushmaster rifle ammunition from once-fired or mixed range brass. This four-die configuration handles the complete reloading cycle—sizing, priming, powder charging, and bullet seating—in the order that works best for the cartridge. If you shoot .450 Bushmaster and want a straightforward, no-frills reloading setup that handles fired cases from multiple sources, this set delivers solid performance without premium pricing.
Lee Precision has built their reputation on making reloading accessible to hunters and shooters who want to stretch their brass and control their ammunition costs. The Pacesetter line keeps things simple: you get quality sizing dies that handle headspace and case geometry, a powder-through expanding die that preps cases for bullet seating, a micrometer seating die for consistent bullet placement, and a factory crimp die to ensure reliable feeding and chambering. The included universal shell holder, powder dipper, and printed load data get you started immediately.
Mixed range brass—cases fired from different rifles or from unknown sources—can present sizing challenges, but full length sizing addresses that by bringing cases back to factory dimensions. This approach is especially practical if you're new to reloading or if you gather brass from the range. Set up in a single-stage press and take your time; there's no rush when you're producing ammunition tailored to your rifle and loads.
| Cartridge | .450 Bushmaster |
| Die Set Configuration | 4-Die Full Length Sizing Set |
| Dies Included | Full Length Sizing Die, Powder Through Expanding Die, Micrometer Bullet Seating Die, Factory Crimp Die |
| Accessories Included | Universal Shell Holder, Powder Dipper, Load Data Instructions |
| Manufacturer | Lee Precision |
Yes. The full length sizing die is designed to handle fired cases from your rifle or mixed brass gathered from the range. Full length sizing returns cases to factory dimensions, making it the right choice when you can't be certain of the source or prior use of your brass.
The facts provided do not specify press compatibility requirements. Consult Lee Precision's compatibility guide or contact us for details on single-stage, progressive, or turret press use with this set.
The set includes four dies (full length sizing, powder-through expanding, micrometer seating, and factory crimp), a universal shell holder, a powder dipper, and printed instructions with load data for .450 Bushmaster.
If you're starting out and want a straightforward four-die system for .450 Bushmaster, yes—this set covers the essential steps. Lee's included instructions and load data provide the guidance you'll need, though reloading manuals and proper safety practices are always recommended.

SKU: 197550791 • Width: 4.75in • Height: 1.5in • Depth: 5.75in • Weight: 1.48oz





Availability: In Stock
The LEE Pacesetter 450 Bushmaster full length sizing die set gives you everything needed to reload .450 Bushmaster rifle ammunition from once-fired or mixed range brass. This four-die configuration handles the complete reloading cycle—sizing, priming, powder charging, and bullet seating—in the order that works best for the cartridge. If you shoot .450 Bushmaster and want a straightforward, no-frills reloading setup that handles fired cases from multiple sources, this set delivers solid performance without premium pricing.
Lee Precision has built their reputation on making reloading accessible to hunters and shooters who want to stretch their brass and control their ammunition costs. The Pacesetter line keeps things simple: you get quality sizing dies that handle headspace and case geometry, a powder-through expanding die that preps cases for bullet seating, a micrometer seating die for consistent bullet placement, and a factory crimp die to ensure reliable feeding and chambering. The included universal shell holder, powder dipper, and printed load data get you started immediately.
Mixed range brass—cases fired from different rifles or from unknown sources—can present sizing challenges, but full length sizing addresses that by bringing cases back to factory dimensions. This approach is especially practical if you're new to reloading or if you gather brass from the range. Set up in a single-stage press and take your time; there's no rush when you're producing ammunition tailored to your rifle and loads.
| Cartridge | .450 Bushmaster |
| Die Set Configuration | 4-Die Full Length Sizing Set |
| Dies Included | Full Length Sizing Die, Powder Through Expanding Die, Micrometer Bullet Seating Die, Factory Crimp Die |
| Accessories Included | Universal Shell Holder, Powder Dipper, Load Data Instructions |
| Manufacturer | Lee Precision |
Yes. The full length sizing die is designed to handle fired cases from your rifle or mixed brass gathered from the range. Full length sizing returns cases to factory dimensions, making it the right choice when you can't be certain of the source or prior use of your brass.
The facts provided do not specify press compatibility requirements. Consult Lee Precision's compatibility guide or contact us for details on single-stage, progressive, or turret press use with this set.
The set includes four dies (full length sizing, powder-through expanding, micrometer seating, and factory crimp), a universal shell holder, a powder dipper, and printed instructions with load data for .450 Bushmaster.
If you're starting out and want a straightforward four-die system for .450 Bushmaster, yes—this set covers the essential steps. Lee's included instructions and load data provide the guidance you'll need, though reloading manuals and proper safety practices are always recommended.
SKU: 197550791 • Width: 4.75in • Height: 1.5in • Depth: 5.75in • Weight: 1.48oz
