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Castle Nuts

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    Fortis Billet Castle Nut - Standard

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    • $16.95
    In stock
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    Fortis LE Lightweight Enhanced AR15 End Plate - K1 System (Tapered) Castle Nut - Black

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    • $44.60
    In stock
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    Fortis LE Lightweight Enhanced AR15 End Plate - K1 System (Tapered) Castle Nut - Blue

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    • $44.60
    Out of stock
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    Fortis LE Lightweight Enhanced AR15 End Plate - K1 System (Tapered) Castle Nut - Gold

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    • $44.60
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    Fortis LE Lightweight Enhanced AR15 End Plate - K1 System (Tapered) Castle Nut - Red

    Score: 1.00 (votes: 1)
    1
    • $44.60
    In stock
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    Fortis LE Lightweight Enhanced AR15 End Plate - K2 System (Locking Lever) Castle Nut - Black

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    • $54.10
    In stock
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    Fortis LE Lightweight Enhanced AR15 End Plate - K2 System (Locking Lever) Castle Nut - Blue

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    • $54.10
    Out of stock
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    Fortis LE Lightweight Enhanced AR15 End Plate - K2 System (Locking Lever) Castle Nut - Dark Earth

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    • $54.10
    In stock
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    Fortis LE Lightweight Enhanced AR15 End Plate - K2 System (Locking Lever) Castle Nut - Gold

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    • $54.10
    In stock
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    Fortis LE Lightweight Enhanced AR15 End Plate - K2 System (Locking Lever) Castle Nut - Red

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    • $54.10
    In stock
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    Fortis QD End Plate and Billet Castle Nut - Standard

    Not rated yet
    • $32.25
    In stock
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    R1 Tactical AR Castle Nut Mil-Spec - Black

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    • $4.95
    In stock
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    R1 Tactical AR Castle Nut Mil-Spec - FDE Cerakote

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    • $10.95
    Out of stock
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    R1 Tactical AR Steel End Plate and Castle Nut Mil-Spec - Frost Blue

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    • $12.95
    In stock
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    R1 Tactical AR Steel End Plate and Castle Nut Mil-Spec - Red

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    • $12.95
    Out of stock
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    R1 Tactical AR Ultralight QD End Plate and Castle Nut - Black

    Score: 5.00 (votes: 1)
    1
    • $38.95
    In stock
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    R1 Tactical AR Ultralight QD End Plate and Castle Nut - Gold

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    • $38.95
    In stock
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    R1 Tactical AR Ultralight QD End Plate and Castle Nut - Silver

    Score: 5.00 (votes: 5)
    3
    • $38.95
    In stock
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    R1 Tactical Lightweight Aluminum Castle Nut - Black

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    • $19.95
    In stock
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    Strike Industries AR Castle Nut - Black

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    • $12.50
    In stock
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    Strike Industries Multi-Function End Plate and Anti-Rotation Castle Nut

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    • $35.95
    In stock
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    Strike Industries TRIBUS Enhanced Castle Nut & Extended End Plate Version 2 - Black

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    • $57.95
    In stock
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    Strike Industries TRIBUS Enhanced Castle Nut & Extended End Plate Version 2 - Red

    Not rated yet
    • $59.95
    In stock
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    Strike Industries TRIBUS Enhanced Castle Nut & Extended End Plate Version 2- Blue

    Score: 5.00 (votes: 1)
    1
    • $59.95
    In stock
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    Strike Industries TRIBUS Enhanced Castle Nut & Extended End Plate Version 2- FDE

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    • $59.95
    In stock
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    Strike Industries Ultralight Multi-Function End Plate and Anti-Rotation Castle Nut - FDE

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    • $35.95
    In stock
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    Strike Industries Ultralight Multi-Function End Plate and Anti-Rotation Castle Nut - Red

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    • $35.95
    In stock
Bestsellers
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    R1 Tactical AR Ultralight QD End Plate and Castle Nut - Silver

    Score: 5.00 (votes: 5)
    3
    • $38.95
    In stock
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    R1 Tactical AR Castle Nut Mil-Spec - Black

    Not rated yet
    • $4.95
    In stock
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    R1 Tactical AR Ultralight QD End Plate and Castle Nut - Gold

    Not rated yet
    • $38.95
    In stock
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    Fortis LE Lightweight Enhanced AR15 End Plate - K1 System (Tapered) Castle Nut - Gold

    Not rated yet
    • $44.60
    In stock