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San Tan Tactical STT-15 Billet Lower Receiver

San Tan Tactical STT-15 Billet Lower Receiver

San Tan Tactical · Lower Receiver

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Best price

$261.00at MidwayUSA

In stock checked Oct 31, 2026

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Where to buy

StorePriceAvailabilityBuyAdd to build
MidwayUSA Best price $261.00checked Oct 31, 2026 In stock Buy at MidwayUSA
AR15Discounts $286.17checked Oct 31, 2026 Check store Buy at AR15Discounts

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: $261.00 at MidwayUSA. Dashed line = out of stock. Tracking since Oct 28, 2026.

Show the prices as a table
StoreLatestLowestHighest
AR15Discounts$286.17$286.17$286.17
MidwayUSA$261.00$261.00$261.00

Since Oct 28, 2026.

About this part

The San Tan Tactical STT-15 Billet Lower Receiver is a lower receiver from San Tan Tactical. It's sold by 2 stores (1 in stock), from $261.00 to $286.17. The lowest in-stock price in the last 30 days was $261.00 at MidwayUSA.

Specifications

Manufacturer
San Tan Tactical
Color
Coyote Tan

From the manufacturer

The San Tan Tactical STT-15 Pillar Billet stripped receiver was designed from the ground up to be truly ambidextrous without making any compromises. Machined out of a solid block of 7075-T6 aluminum on state-of-the-art CNC machinery. This allows for a greater degree of precision for extremely tight tolerances and additional features like lightening cuts to reduce weight and an enlarged magazine well and trigger guard. Whether you are right or left handed or the situation requires you to shoot with your off-hand, a rifle built on this receiver set won't hold you back. Machined right into the lower receiver are bolt and magazine release buttons on each side giving you better control over your rifle without needing to add aftermarket parts. The STT-15 billet AR-15 lower from San Tan Tactical offers uncompromising performance, so you can build the rifle you need. Features: Machined from 7075-T6 aluminum Mil-Spec Type III hardcoat anodized black Fully ambidextrous design Both mag and bolt releases come installed Compatible with Mil-Spec parts kits .154" trigger pin holes Lightened receiver cuts Enlarged trigger guard and beveled magazine well Receiver tension screw Rotation limited QD sling swivel slots The lower receiver comes with both magazine and bolt releases assembled but a lower parts kit is required to finish it. Compatible with all Mil-Spec components like a trigger with .154" pin diameters and ambidextrous safety selectors. Additional features of this AR-15 billet lower receiver is built in quick detach sling swivel slots on both sides and a receiver tension screw that can be accessed through the bottom near the pistol grip.

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$261.00 at MidwayUSA
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