Description
.308 80% Lower + LR-308/AR-10 Lower Parts Kit (w/ Hammer & Trigger) – The Ultimate No-FFL Big-Bore Build Combo
In November 2025, when .308 ghost gun builds are hotter than ever, this complete .308 80% lower + full LR-308 lower parts kit remains the smartest, most cost-effective way to start a private, unserialized AR-10 pattern rifle. You get everything in one box: a premium 80% .308 lower (billet or forged) plus a 100% complete mil-spec LR-308/AR-10 lower parts kit with an upgraded polished trigger group – no chasing parts, no missing pins, no surprises.
Why This Combo Dominates 2025 .308 Builds
- True one-box solution – 80% lower + every single LPK component (including enhanced trigger)
- No FFL, no serialization, no background check – legal personal manufacture in 42+ states
- DPMS Gen 1 pattern – works with 99% of .308 uppers (Aero, DPMS, Palmetto, etc.)
- Enhanced trigger included – polished 3.5–4.5 lb two-stage or single-stage options
- Anti-walk pins standard – no more lost trigger pins during installs
- Street price $189–$259 – saves $40–$80 vs buying separately
Two 80% Lower Options Available
| Option | Billet 80% Lower (Raw) | Forged 80% Lower (Anodized) |
|---|---|---|
| Material | 6061-T6 solid billet | 7075-T6 forged |
| Finish | Raw (perfect for Cerakote) | Hardcoat Type III anodized |
| Magwell | Broached & flared | Broached |
| Trigger Guard | Integrated | Integrated |
| Bolt Catch | Threaded 4-40 | Threaded or roll-pin |
| Price (w/ LPK) | $229.99 | $189.99 |
Lower Parts Kit Details (100% Complete)
- Enhanced polished trigger & hammer (3.5–4.5 lb options)
- Anti-walk trigger/hammer pins
- Mil-spec safety selector, mag catch, bolt catch
- Takedown/pivot pins + detents + springs
- Buffer retainer & spring
- All roll pins & screws
Specifications (2025 Combo)
| Specification | Detail |
|---|---|
| Platform | LR-308 / AR-10 (DPMS Gen 1 high profile) |
| Calibers | .308 Win, 6.5 Creedmoor, .243, etc. |
| Lower Material | 6061-T6 billet or 7075-T6 forged |
| Mag Compatibility | SR-25 / Magpul PMAG LR-20 / Lancer .308 |
| Completion Tools | 80% .308 jig + router or drill press |
| Average Build Time | 2–4 hours |
| Combo Price (Nov 2025) | $189.99 – $259.99 |
Best Uses
- Precision 6.5 Creedmoor DMR
- Suppressed .308 carbine
- Long-range varmint rifle
- Heirloom battle rifle
Recommended Completion Jigs
- Easy Jig Gen 3 (.308 version)
- 5D Tactical Router Jig Pro
- Polymer80 .308 jig
Legal Status – November 2025
Legal for personal manufacture in 42+ states (21+, non-prohibited). Automatically blocked in restricted states.
2025 Builder Reviews
- “Billet version + enhanced trigger = buttery 3.5 lb break. Fit my Aero M5 upper perfectly.” – u/Dot308Builder
- “Forged combo for $189 on sale – cheapest way to start a .308 ghost gun.” – AR15.com
- “Anti-walk pins saved my sanity. Best combo deal of the year.” – Reddit r/gunbuilds




Reviews
There are no reviews yet.