AR .308 .750 Jam Nut 5/8-24" Steel Black
$12.30 at Brownells · 5 stores
In stock
Best price
$12.30at Brownells
In stock checked Oct 1, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells Best price | $12.30checked Oct 1, 2026 | In stock | Buy at Brownells | |
| OpticsPlanet | $12.99Salechecked Oct 1, 2026 | In stock | Buy at OpticsPlanet | |
| Ammunition Depot | $17.49checked Oct 1, 2026 | In stock | Buy at Ammunition Depot | |
| Battlehawk Armory | $12.30checked Oct 1, 2026 | Check store | Buy at Battlehawk Armory | |
| Palmetto State Armory | $12.89Salechecked Oct 1, 2026 | Check store | Buy at Palmetto State Armory |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Price history
Lowest in-stock price in the last 30 days: $12.30 at Brownells. Dashed line = out of stock. Tracking since Sep 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Ammunition Depot | $17.49 | $17.49 | $17.49 |
| Battlehawk Armory | $12.30 | $12.30 | $12.30 |
| Brownells | $12.30 | $12.30 | $12.30 |
| OpticsPlanet | $12.99 | $12.99 | $12.99 |
| Palmetto State Armory | $12.89 | $12.89 | $12.89 |
Since Sep 27, 2026.
About this part
The Enhanced Ejector Kit With Spring & Roll Pin .308 is an AR-10 upper part from JP Enterprises. It's sold by 5 stores (3 in stock), from $12.30 to $17.49. The lowest in-stock price in the last 30 days was $12.30 at Brownells.
Fits and works with
- Caliber
- .308 / 7.62x51 · Shop matching ammo
- Bolt
- AR-10 (.308 / 6.5 CM) · Bolt carrier groups
Specifications
- Manufacturer
- JP Enterprises
- Platform
- AR-10
From the manufacturer
Mil-spec has left the door open for many much-needed improvements for decades. Enhanced metallurgy and optimized geometry make our Enhanced Ejector a premium upgrade for your bolt assembly. With a rounded head polished to a near mirror finish, this ejector dramatically reduces brass smear and shavings. It's the standard ejector on all our Enhanced Bolt models. The 223 Enhanced Ejector is designed to function in any Mil-spec bolt assembly, this Enhanced Ejector includes a replacement ejector spring and coil pin. The 308 Enhanced Ejector is designed to function in any standard DPMS-style 308 bolt assembly, this Enhanced Ejector includes a replacement ejector spring Mfg: J P Enterprises
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