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Rise Armament LE145 4.5 lb Single-Stage Drop-In AR Trigger

UPC: 850011713105

$139.99

7 in stock

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Description

The Rise Armament LE145 is a self-contained, single-stage drop-in trigger built to take an AR from that gritty, heavy factory feel to something crisp and predictable. It runs a 4.5 lb pull weight with a curved trigger face, which lands right in the sweet spot for folks who want a big improvement over mil-spec without going so light that it feels twitchy on a duty or defensive rifle. The break is clean and balanced, the reset is short and quick, and the whole assembly ships pre-built so there's no fiddling with individual springs and pins during install.

What Sets the LE145 Apart

Rise builds this one in-house to AS9100 aerospace standards, which is a stricter bar than most trigger makers work to. The internals are CNC machined from heat-treated tool steel and ride in a black hardcoat anodized aluminum housing, so it holds up to real round counts. It weighs in at roughly 2.6 oz as a unit and carries a drop safety, and Rise backs the whole thing with a lifetime guarantee. That combination is a big reason the LE145 has a reputation for running dependably build after build.

Dropping the LE145 Into Your Build

Installation is about as simple as AR triggers get. The cassette drops into a standard small-pin (.154") lower, you seat the included anti-walk pins, and you're done. No gunsmithing, no special tools, no chasing loose springs across the bench. It fits most .223/5.56 and .308/7.62 AR-pattern lowers, so it works whether you're setting up an AR-15 or a larger frame rifle.

Where the LE145 Earns Its Keep

This trigger tends to win people over on the range and in the field. Shooters coming off a stock 6.5 to 9 lb mil-spec trigger describe the difference as night and day, with a much lighter, smoother pull and a fast reset that helps with follow-up shots. The 4.5 lb weight is heavy enough to feel confident on a defensive or hunting rifle yet light enough to genuinely tighten up your groups. If you want a straightforward, reliable upgrade that punches above its price bracket, the LE145 is an easy call.

Key Specifications

  • Manufacturer: Rise Armament
  • Model: LE145 Tactical Trigger
  • Manufacturer Part Number: LE145-AWP
  • UPC: 850011713105
  • Trigger Style: Single-Stage, Curved
  • Pull Weight: 4.5 lb
  • Design: Self-Contained Drop-In Cassette
  • Pin Size: Small Pin (.154")
  • Hand: Right Hand
  • Material: Heat-Treated Tool Steel and Aluminum
  • Finish: Black Hardcoat Anodized
  • Unit Weight: 2.6 oz
  • Length: 5.3 in
  • Compatibility: AR-15 / AR-10 (.223/5.56 and .308/7.62)
  • Warranty: Lifetime Guarantee

What’s Included

  • Rise Armament LE145 self-contained drop-in trigger unit
  • Anti-walk pins

Frequently Asked Questions

Will the LE145 fit my AR-15 or AR-10?

The LE145 drops into standard AR-pattern lowers that use small-pin (.154") trigger and hammer pins. It's designed to fit most .223/5.56 and .308/7.62 AR-style rifles, so it covers both AR-15 and many AR-10 builds. If your lower uses small-pin dimensions, you're good to go.

Is the Rise Armament LE145 hard to install?

Not at all. It's a fully contained cassette, so it drops in as one piece and you seat the included anti-walk pins to lock it in. There's no gunsmithing or special skills needed, and most builders have it done in a few minutes.

Why choose the 4.5 lb LE145 over a lighter trigger?

The 4.5 lb pull is a deliberate middle ground. It's a huge step up from a gritty 6.5 to 9 lb mil-spec trigger, but it's heavy enough that it doesn't feel too light or twitchy on a duty, defense, or hunting rifle. Folks who want confidence under pressure without giving up a clean break tend to gravitate to this one.

Does the LE145 come with pins and a warranty?

Yes. Anti-walk pins are included in the box at no extra charge, so you have everything you need to install it. Rise Armament also backs the LE145 with a lifetime guarantee.

Additional information

UPC

850011713105

Manufacturer

Manufacturer Part Number

LE145-AWP

Color

Black

Length

5.3000

Model

Product Type

Trigger

Shipping Weight

0.24

Style

Drop-In

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