Fortis Manufacturing LE Lightweight Enhanced AR15 End Plate System K2 Locking Lever Grey Castle Nut
$42.70 at OpticsPlanet · 2 stores
In stock Sale
Fortis Manufacturing LE Lightweight Enhanced Castle Nut/End Plate System Omega Clip K2 Lockdown Black/Gold
Fortis Manufacturing · Buffer Tubes & Springs
No ratings yetBest price
$42.70at OpticsPlanet
In stock Sale checked Nov 10, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet Best price | $42.70Salechecked Nov 10, 2026 | In stock | Buy at OpticsPlanet | |
| AR15Discounts | $54.10checked Nov 10, 2026 | Check store | Buy at AR15Discounts | |
| Dirty Bird | $54.10checked Nov 10, 2026 | Check store | Buy at Dirty Bird |
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: $42.70 at OpticsPlanet. Dashed line = out of stock. Tracking since Oct 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| AR15Discounts | $54.10 | $54.10 | $54.10 |
| Dirty Bird | $54.10 | $54.10 | $54.10 |
| OpticsPlanet | $42.70 | $42.70 | $42.70 |
Since Oct 27, 2026.
About this part
The Fortis Manufacturing LE Lightweight Enhanced Castle Nut/End Plate System Omega Clip K2 Lockdown Black/Gold is a buffer part from Fortis Manufacturing. It's sold by 3 stores (1 in stock), from $42.70 to $54.10. The lowest in-stock price in the last 30 days was $42.70 at OpticsPlanet.
Specifications
- Manufacturer
- Fortis Manufacturing
From the manufacturer
Fortis Manufacturing LE Lightweight Enhanced Castle Nut/End Plate System Omega Clip K2 Lockdown Black/Gold. With our two lockdown systems (K1 & K2) we've engineered a solution to install the castle nut onto the end plate that is not only robust but also stands true to our brand of innovation and ingenuity. The K2 system utilizes a c-clip design that seats itself through a designed slot on the bottom of the end plate and into corresponding cutouts on the castle nut. This ultra precision fit allows the castle nut to seat itself into place without the need of staking the end plate. No ratcheting no set screws no backing out and no failures. All of these features at only .55 oz / 15.6 grams Specifications for Fortis Manufacturing AR-15 LE Omega Clip Castle Nut/End Plate K2 System: Manufacturer: Fortis Manufacturing Gun Model: AR-15 Condition: New Features of Fortis Manufacturing AR-15 LE Omega Clip Castle Nut/End Plate K2 System: Lightweight design at only .55 oz / 15.6 grams total Castle nut is offered in either 7075 aluminum or 4140 steel Quick Detach Socket - 360 rotational locking interface No set screws or ratcheting system Package Contents: Fortis Manufacturing AR-15 LE Omega Clip Castle Nut/End Plate K2 System What firearm models does the manufacturer say Fortis Manufacturing AR-15 LE Omega Clip Castle Nut/End Plate K2 System is compatible with? The manufacturer suggests that Fortis Manufacturing AR-15 LE Omega Clip Castle Nut/End Plate K2 System is compatible with AR-15Fortis Manufacturing LE-BLK-K2-GOLD: LE Lightweight Enhanced Castle Nut/End Plate System Omega Clip K2 Lockdown Black/Gold
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