Description
Presma Mil-Spec Polymer Fin / Arm Brace
The Presma Mil-Spec Polymer Fin / Arm Brace is a lightweight, durable solution for AR pistol and compliance-focused builds. Designed around a simple pistol-style brace concept, this unit offers a low-profile footprint while maintaining strength, adjustability, and ease of use.
Machined and assembled in the USA by Presma Inc., this fin/arm brace installs easily onto a mil-spec buffer tube (not included) and features a push-button quick release with a trigger-lock style adjuster for secure positioning.
Constructed from high-strength polymer with reinforced metal inserts, this brace is built to withstand regular use without adding unnecessary weight. Dual strap slots allow for flexible carry or stabilization options depending on your setup.
Key Features
Lightweight polymer fin / arm brace design
Fits standard mil-spec AR buffer tubes
Push-button quick-release adjustment
Trigger lock-style position adjuster
Two carry / strap attachment slots
Simple, low-profile pistol-style design
Specifications
Manufacturer: Presma Inc.
SKU: AAST20
Material: Polymer with metal inserts
Color: Black
Country of Origin: Made in the USA
Included in the Box
Presma Mil-Spec Polymer Fin / Arm Brace
Retaining screw (M8 x 16mm, black)
Note: Requires a mil-spec buffer tube (not included).
Ideal for builders seeking a minimalist, American-made fin or arm brace solution, the Presma Mil-Spec Polymer Brace delivers durability, simplicity, and dependable fitment.
