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Forward Controls Design
Overview
The Forward Controls Design CNF Castle Nut features improved staking notches to enhance the security of your buffer tube assembly. Made of steel with a nitride finish, this black castle nut ensures durability and resistance to wear during regular use. It is commonly found in builds utilizing a carbine gas system and chambered in 5.56 NATO, making it a reliable choice for standard AR-15 configurations.
Forward Controls Design CNF Castle Nut Improved Staking Notches - CNF-Black
Prices checked
Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today the one retailer we track has it in stock. Prices barely moved in October 2026, holding around $19.99, with no real sale all month. Buying today, the lowest price is $19.99 at Palmetto State Armory, which matches the best price we saw in October.
Prices checked · refreshed daily across 37 retailers
Builds in the community that include the Forward Controls Design CNF Castle Nut Improved Staking Notches - CNF-BLK
| Build | Parts | Total |
|---|---|---|
![]() | 16 | $1609.35 |
![]() | 19 | $2195.16 |
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