Gear
FMJ Elk Build
This particular arrow build, the FMJ Elk Build, combines the durability and penetration characteristics of Easton's Full Metal Jacket shafts with a heavy, single-bevel broadhead setup. It's designed specifically for larger, tougher game like elk, where bone-hitting encounters are a real possibility. The metal jacket on the carbon core increases shaft density and provides a smooth finish that aids in penetration, reducing friction as it passes through tissue. The heavy insert and broadhead combin
Topic summary
This particular arrow build, the FMJ Elk Build, combines the durability and penetration characteristics of Easton's Full Metal Jacket shafts with a heavy, single-bevel broadhead setup. It's designed specifically for larger, tougher game like elk, where bone-hitting encounters are a real possibility. The metal jacket on the carbon core increases shaft density and provides a smooth finish that aids in penetration, reducing friction as it passes through tissue. The heavy insert and broadhead combin
Key takeaways
- Easton Full Metal Jacket carbon core with 7075 alloy sleeve
- High-mass front-of-center weight distribution
- Friction-reducing exterior metal finish
- Single-bevel cut-on-contact broadhead optimization
- High grains-per-inch build for maximum momentum
- Superior downrange momentum punches reliably through heavy bone and tissue
Intended uses
- Rocky Mountain elk hunts
- Moose and large game
- Dense timber bowhunting
- Close-range treestand setups
Verification notes
Evidence: expert reviewed. Last verified October 16, 2026.
Editorial take
Setting up an arrow specifically for elk requires prioritizing mass, structural integrity, and terminal penetration over raw flat-shooting speed. Built around Easton's Full Metal Jacket shafts, this system marries a high-strength carbon core with a drawn aluminum outer sleeve. Front-loaded with a heavy insert and a cut-on-contact single-bevel broadhead, it is tailored specifically for archery hunters preparing for steep angles, dense muscle, and the real possibility of encountering heavy shoulder bone.
In flight, the aluminum surface provides a slick exterior that sheds friction through game tissue far better than bare woven carbon. The elevated grains-per-inch yield high overall arrow mass, creating substantial downrange momentum and noticeably dampening bow noise at the release. The primary trade-off is trajectory. The heavier arrow weight creates a distinctly steeper arc, leaving less room for error on yardage estimation and demanding strict rangefinder discipline beyond forty yards.
Durability in the field comes with a specific caveat. The carbon core resists catastrophic shattering, but severe impacts into rocky backstops or hard bone can impart subtle bends in the alloy jacket that permanently ruin straightness. Compared to standard all-carbon micro-diameter shafts, this build sacrifices speed to maximize close-to-mid-range punch. For hunters pursuing heavy-boned western big game at sensible ranges, the terminal performance is worth the trajectory penalty.
Best for
- Rocky Mountain elk hunts
- Moose and large game
- Dense timber bowhunting
- Close-range treestand setups
Not ideal for
- Steep trajectory arc demands precise range estimation beyond 40 yards
- Aluminum outer sleeve can bend on hard impacts rather than springing back
- Slower arrow speed gives skittish animals slightly more time to react
Verified specifications
- Key features
- Easton Full Metal Jacket carbon core with 7075 alloy sleeve
- High-mass front-of-center weight distribution
- Friction-reducing exterior metal finish
- Single-bevel cut-on-contact broadhead optimization
- High grains-per-inch build for maximum momentum
Warranty and repair information: contact the brand directly for the most current terms.
Related
Related skills
Related field guides
Related adventures
Data sources & verification
- Last verified: 10/16/2026
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