AR Pistol Stabilizing Fin

(4 customer reviews)


This high-strength polymer product fits all pistols equipped with a standard AR pistol buffer tube (1.25″ in diameter), for a secure, worry-free fit.

The Stabilizing Fin is a lightweight, clamp-on, ergonomic, AR pistol enhancement and acts as a forearm buttress.

In stock

SKU: AAST18 Category: Tags: ,


This Stabilizing Fin incorporates a flexible stabilizing area which rests against the inside of the forearm when in the firing position. If desired, a standard sling may be wrapped around the Fin and forearm, further stabilizing the pistol to the forearm in both horizontal and vertical planes.

Material: High Strength Glass Reinforced Polymer.
Package: with screw and Allen wrench.

Does not fit adjustable tubes (Mil-Spec/Commercial) or A2 rifle tubes.

U.S. Patent Pending, Application Number 29691710

Additional information

Weight6 oz




4 reviews for AR Pistol Stabilizing Fin

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  1. Daniel (verified owner)

    Very firm locking system.

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  2. gleasonirish78 (verified owner)

    Excellent fits perfect,very tight,3cr tactical is great fast shipping!!!

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  3. Aaron B. (verified owner)

    It’s ugly but it’s otherwise perfect.

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  4. Jeremiah P. (verified owner)

    Solid product

    1 out of 1 people found this helpful. Was this review helpful to you?

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