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Aero Precision M4E1 Threaded Receiver Set - Anodized - APCS100177S vs San Tan Tactical STT-15 PILLAR Billet Receiver Combo - STT-15-PILLAR-COMBOReceiver Sets
Put receiver sets head to head to compare size, weight, and more.
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Featured Deal
$206.98
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Featured Deal
$469.99
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| Receiver Sets | Aero Precision M4E1 Threaded Receiver Set - Anodized Black - APCS100177S | San Tan Tactical STT-15 PILLAR Billet Receiver Combo - STT-15-PILLAR-COMBO |
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| Summary | ||
| Rating |
Not Rated
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Not Rated
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| Rank | ||
| Weight | 5.44 oz | 17.6 oz |
| Details | ||
| Brand | AERO PRECISION | San Tan Tactical |
| Prices | ||
| MSRP | $206.98 | $469.99 |
| Used Price | $144.89 | $328.99 |
| Sale Price | $186.28 | $422.99 |
Receiver Sets Descriptions
Aero Precision M4E1 Threaded Receiver Set - Anodized Black - APCS100177S
Includes: M4E1 Lower Receiver in Anodized Black M4E1 Threaded Assembled Upper Receiver in Anodized Black M4E1 Lower Receiver Features: Threaded Bolt Catch Roll Pin – Allows for simple installation of the bolt catch and virtually eliminates the chance to damage the finish during installation (pin included). Integrated Trigger Guard – Eliminates the possibility of breaking the trigger guard tabs by integrating the trigger guard into the lower, creating a stronger more rigid platform to build upon. Upper Tension Screw – Allows users to fine tune the fit of the upper and lower receiver using a nylon tipped tensioning set screw inserted in the grip tang of the lower receiver. This provides a tight fit with any standard AR-15 upper receiver. Threaded Takedown Pin Detent Recess – Allows user to easily install the Takedown Pin detent and spring with the use of a 4-40 set screw (no more launching detents across the room). Increased Magwell Flare – Increased the flare of the magwell to aid in quick and efficient magazine changes. M4E1 Threaded Assembled Upper Receiver Features: New enhanced forging that gives the upper receiver a “billet look” Forward Assist and Dust Cover Already Installed M4 Feedramps .250 takedown pin holes Lazer engraved T-marks
San Tan Tactical STT-15 PILLAR Billet Receiver Combo - STT-15-PILLAR-COMBO
The San Tan Tactical STT-15 Pillar Billet Receiver Set 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 receiver set 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 Upper receiver comes assembled 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. However, the upper receiver comes fully assembled with a dust cover and forward assist. Just thrown in your favorite ambidextrous charging handle and you have a rifle that doesn’t discriminate against lefties. Additional features of this AR-15 billet receiver set 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. San Tan Tactical believes in carrying on the tradition of American designed and made firearms and that is exactly what they are doing. Their receivers and lower parts are some of the most innovative in the industry and they are proud bring you a product not only made from American sourced materials, but American machinery as well. They take the time to listen to customers critiques and are constantly evolving their products to satisfy your needs.
