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POF USA Single Stage EFP Drop In Trigger System 4.0 LB Red 00

Patriot Ordnance Factory · Trigger

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POF USA Single Stage EFP Drop In Trigger System 4.0 LB Red 00

Best price

$198.00at OpticsPlanet

In stock Sale checked Nov 13, 2026

Buy at OpticsPlanet

Compare 8 stores

Specifications

Manufacturer
Patriot Ordnance Factory
Color
Red
Stage
Single
Material
Aluminum

Where to buy

StorePriceAvailabilityBuyAdd to build
OpticsPlanet Best price $198.00Salechecked Nov 13, 2026 In stock Buy at OpticsPlanet
Battlehawk Armory $132.63Salechecked Oct 20, 2026 Check store Buy at Battlehawk Armory
Palmetto State Armory $183.99checked Oct 19, 2026 Check store Buy at Palmetto State Armory
GrabAGun $191.00Salechecked Nov 13, 2026 Check store Buy at GrabAGun
AR15Discounts 5% off $199.95checked Nov 13, 2026 Check store Buy at AR15Discounts
Dirty Bird $199.95checked Nov 13, 2026 Check store Buy at Dirty Bird
Kentucky Gun Co $183.99checked Nov 13, 2026 Out of stock Buy at Kentucky Gun Co
Ammunition Depot $188.00checked Oct 20, 2026 Out of stock Buy at Ammunition Depot

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

Lowest in-stock price in the last 30 days: $139.93 at Kentucky Gun Co. Dashed line = out of stock. Tracking since Oct 12, 2026.

Show the prices as a table
StoreLatestLowestHighest
AR15Discounts$199.95$199.95$199.95
Ammunition Depot—$188.00$188.00
Battlehawk Armory—$132.63$132.63
Dirty Bird$199.95$199.95$199.95
GrabAGun$191.00$191.00$191.00
Kentucky Gun Co$183.99$139.93$183.99
OpticsPlanet$198.00$198.00$198.00
Palmetto State Armory—$183.99$183.99

Since Oct 12, 2026.

About this part

The POF USA Single Stage EFP Drop In Trigger System 4.0 LB Red 00 is a trigger from Patriot Ordnance Factory. It's sold by 8 stores (1 in stock), from $132.63 to $199.95. The lowest in-stock price in the last 30 days was $139.93 at Kentucky Gun Co.

From the manufacturer

POF USA Single Stage EFP Drop In Trigger System 4.0 LB Red 00. Includes KNS anti-walk pins. With Enhanced Finger POF-USA's single-stage EFP Drop In Trigger System comes standard with a 4-pound pull weight. It is pre-assembled in a hard coat Anodized aluminum housing. Carved from American A2 steel the Trigger Disconnect and Hammer are all Nitride Heat-Treated to 70 Rockwell case hardness for ultimate strength and corrosion resistance. When assembled POF-USA's signature rubber urethane feet keep the unit snug in the lower receiver. POF-USA also includes stainless steel KNS Precision Anti-walk Pins with every trigger. Placement design. NOTE: Will not work with DPMS 308 lowers that have straight trigger guards or with Sig 716 lowers. POF-USA DOES NOT RECOMMEND THE USE OF THIS TRIGGER IN ANY 9MM PCC CARBINES. Specifications for POF USA Single Stage EFP Drop In Trigger System: Manufacturer: POF USA Color: Red Trigger Material: Stainless Steel A2 Steel Trigger Pull Weight: 4 lb Included Accessories: KNS Pins Condition: New Finish: Anodized Package Contents: POF USA Single Stage EFP Drop In Trigger System The POF USA Single Stage EFP Drop In Trigger System is a quality addition to the POF USA lineup. For more great deals on AR15 Lower Parts by POF USA please browse our POF USA Gun Parts page. POF USA 00516: Single Stage EFP Drop In Trigger System 4.0 LB Red

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