HSM 300 RUM 180 gr GameKing – 20/Box
HSM Game King 300 RUM 180 gr Sierra GameKing Spitzer Boat Tail hunting ammunition. Factory-loaded brass cases, 20 rounds per box, components matched to Sierra GameKing bullets for consistent performance.
$73.22
26 in stock
HSM 300RUM13N Game King 300 RUM 180 gr Sierra GameKing Spitzer Boat Tail
UPC: 810742023164 MPN: Not specified
HSM Game King (model 300RUM13N) factory ammunition is loaded around the time-honored Sierra GameKing spitzer boat tail bullet. This listing is for .300 RUM cartridges loaded with 180 grain Sierra GameKing bullets seated and assembled in brass cases. Components for this load are matched to the GameKing bullet to support consistent accuracy and uniform performance. Barrel length and finish specifications are not provided by the manufacturer for ammunition; availability is shown as 20 rounds per box and 20 boxes per case.
- Caliber: .300 RUM
- Barrel length: Not specified by manufacturer
- Finish/Material: Brass cases (case material specified)
- Capacity / Magazine: 20 rounds per box
- Bullet weight: 180 gr
- Bullet type: Sierra GameKing Spitzer Boat Tail
- Units per box: 20
- Boxes per case: 20
- Application: Hunting
- Manufacturer model: HSM 300RUM13N
Why Choose HSM
- HSM is known for producing precision hunting ammunition using carefully selected components matched to premium bullets.
- This Game King load features the Sierra GameKing spitzer boat tail bullet, chosen for consistent ballistic performance and uniform component matching.
- Factory-new ammunition in manufacturer packaging ensures traceability and consistent assembly practices.
Packaging
Sold in factory-sealed boxes containing 20 rounds each. Product ships in original manufacturer packaging. Additional paperwork (such as product literature) is included where supplied by the manufacturer. No other accessories are listed with this product.
Why Choose PMA Customs?
- Curated Parts:Â Every component in a PMA firearm undergoes rigorous inspection and testing. With over a decade of experience, we meticulously select and integrate only quality parts, ensuring unparalleled reliability when it matters most.
- Quality Without Markup:Â We leverage our manufacturing capabilities and reputable sourcing to deliver exceptional firearms without unnecessary markups. Each product is hand-assembled with stringent quality checks at every stage, guaranteeing superior craftsmanship.
- American Made & Veteran Owned:Â As a Veteran Owned and Operated business, all PMA Customs firearms are proudly built and assembled in our Georgia facility, utilizing components made here in the USA.
Warranty: All Pickett’s Mill Armory firearms, assemblies, and components are backed by our limited lifetime manufacturer’s warranty!
| Caliber/Gauge | .300 RUM |
|---|---|
| Case Material | Brass |
| Cost per Round | 3.66 |
| Grains | 180 gr |
| Manufacturer | |
| Manufacturer Part Number | 300RUM13N |
| Units per Box | 20 |
| UPC | 810742023164 |
HSM 300RUM13N Game King 300 RUM 180 gr Sierra GameKing Spitzer Boat Tail
UPC: 810742023164 MPN: Not specified
HSM Game King (model 300RUM13N) factory ammunition is loaded around the time-honored Sierra GameKing spitzer boat tail bullet. This listing is for .300 RUM cartridges loaded with 180 grain Sierra GameKing bullets seated and assembled in brass cases. Components for this load are matched to the GameKing bullet to support consistent accuracy and uniform performance. Barrel length and finish specifications are not provided by the manufacturer for ammunition; availability is shown as 20 rounds per box and 20 boxes per case.
- Caliber: .300 RUM
- Barrel length: Not specified by manufacturer
- Finish/Material: Brass cases (case material specified)
- Capacity / Magazine: 20 rounds per box
- Bullet weight: 180 gr
- Bullet type: Sierra GameKing Spitzer Boat Tail
- Units per box: 20
- Boxes per case: 20
- Application: Hunting
- Manufacturer model: HSM 300RUM13N
Why Choose HSM
- HSM is known for producing precision hunting ammunition using carefully selected components matched to premium bullets.
- This Game King load features the Sierra GameKing spitzer boat tail bullet, chosen for consistent ballistic performance and uniform component matching.
- Factory-new ammunition in manufacturer packaging ensures traceability and consistent assembly practices.
Packaging
Sold in factory-sealed boxes containing 20 rounds each. Product ships in original manufacturer packaging. Additional paperwork (such as product literature) is included where supplied by the manufacturer. No other accessories are listed with this product.
Why Choose PMA Customs?
- Curated Parts:Â Every component in a PMA firearm undergoes rigorous inspection and testing. With over a decade of experience, we meticulously select and integrate only quality parts, ensuring unparalleled reliability when it matters most.
- Quality Without Markup:Â We leverage our manufacturing capabilities and reputable sourcing to deliver exceptional firearms without unnecessary markups. Each product is hand-assembled with stringent quality checks at every stage, guaranteeing superior craftsmanship.
- American Made & Veteran Owned:Â As a Veteran Owned and Operated business, all PMA Customs firearms are proudly built and assembled in our Georgia facility, utilizing components made here in the USA.
Warranty: All Pickett’s Mill Armory firearms, assemblies, and components are backed by our limited lifetime manufacturer’s warranty!
| Caliber/Gauge | .300 RUM |
|---|---|
| Case Material | Brass |
| Cost per Round | 3.66 |
| Grains | 180 gr |
| Manufacturer | |
| Manufacturer Part Number | 300RUM13N |
| Units per Box | 20 |
| UPC | 810742023164 |






