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P308 Piston Bolt Carrier Assembly

September 26, 2024

Our piston bolt carriers are machined with a mechanical key built in and positioned behind the cam pin. As a result, this prevents carrier tilt and eliminates the possibility of the key becoming misaligned. All gas piston carriers feature nickel plated bolts, extractors, and chrome firing pins.

P415 Op-Rod

June 4, 2020

OEM replacement gas piston operating rods. These rods are manufactured out of H13 steel for strenght and are available in Mid-length (10.395"), Carbine Length (8.385"), and PDW-Length (5.365").

P415 Piston Bolt Carrier Assembly

June 4, 2020

P415 Piston Upper Receiver

July 3, 2024

This receiver features POF-USA's patented MRR backbone system and is compatible only with P-415 EDGE rails. These uppers come with a U.S. Flag laser engraved ejection port cover and forward assist installed. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil-spec M-16/M4 specifications and features M4 feed ramps. POF-USA builds all P-415 EDGE rifles using this upper receiver.

Pistol Grip Rail Attachment

November 2, 2021

Our pistol grip rail attachment is fully M-LOK® compatible. Add this mount to any M-LOK® compatible rail, to conveniently install your favorite pistol grip for use as a vertical forward grip.

Piston Bolt Carrier

September 25, 2024

Our carriers are machined with a mechanical key built in and positioned behind the cam pin. As a result, this prevents carrier tilt and eliminates the possibility of the key becoming misaligned. All piston carriers feature nickel plated bolts, extractors, and chrome firing pins.

Piston Upper Receiver Screws

June 4, 2020

Gas Piston Upper Receiver Screws are 8-32x.375 flat head torx screws. Used to secure Edges Handguards to all POF-USA Gas Piston Upper Receivers and used attach the Tombstone Handguard to the Tombstone Receiver.

PST QD Flash Hider

January 5, 2026

The PST QD 3-Prong Flash Hider is a lightweight suppressor mounting option with repeatability and a solid return to zero mounting system. Manufactured out of QPQ Salt Bath Nitrided 4140 CrMoV steel for hardness and corrosion resistance, this Flash Hider features a tapered shoulder, reverse mounting threads, and detuned prongs so that this flash hider won't resonate when fired or banged around.

PST QD Muzzle Brake

January 12, 2026

The PST-QD 2-Port Muzzle Brake is a lightweight suppressor mounting option with repeatability and a solid return to zero mounting system. Manufactured out of QPQ Salt Bath Nitrided 4140 CrMoV steel for hardness and corrosion resistance, this brake features 2-port to help reduce recoil.

PST QD Shim Kit

January 5, 2026

The PST QD Muzzle Device Shim Kit is composed of ten total shims for timing any PST-QD Muzzle Device. This kit including: 4 thin shims (.004” thickness), 5 medium shims (.006” thickness), and one thick shim (.060” thickness). The shims can be identified via the notches on the internal diameter.

QD Locking Lug

June 4, 2020

OEM replacement quick detach locking lug for POF-USA rails systmes. Intended for use with POF-USA Renegade rail systems and POF-USA Edge rail systems only.

QD Locking Lug Screw

June 2, 2020

OEM replacement Button Head Cap Torx screw with 10-32 X.250 Threads.

Quick Detach Swivel

June 4, 2020

These QD swivels have a flush push button for easy installation of your sling. Built for rugged use, while giving you the ease of push button quick connect and disconnect. Additionally, they will fit industry standard attachment cups.

Rail Clamp Screws

June 4, 2020

These Socket Head Cap Screw are used to secure all Renegade Rail and EDGE Rail systems to POF-USA's Heat Sink Barrel nut.

Rail Section Screw

June 4, 2020

OEM replacement POF-USA Rail Section Screw. Use this screw to attach one of 3 different length rail sections to your POF-USA Gas Piston Rifle. This screw is a black flat head torx screw with 10-32X.375 threads.