HandgunsAlexander ArmsSold by Guns.com

Alexander Arms

ALEXANDER ARMS LLC P-65 Highlander 6.5 Grendel 11" AR

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

6.5 Grendel

P-65 Highlander pistol built on

11-inch Barrel

1:7.5 twist and 5/8x24 threaded

Includes Mil-spec

Single-stage trigger and Manticore Arms

Equipped Sb

An SB Tactical SBA3 adjustable

Comes One

One 10-round magazine

$2299.99
View on Guns.com

You'll be taken to Guns.com to complete your purchase.

Hunter's Outpost earns a commission from affiliate links at no extra cost to you.

SKU: 175638

Overview

Built on a standard-spec AR15 platform, this 6.5 Grendel pistol is set up for compact handling in close quarters and for hunting hogs in heavy cover. It pairs an 11" threaded barrel with a 9" Manticore Arms Transformer freefloat handguard, a mil-spec single-stage trigger, and an SB Tactical SBA3 adjustable pistol brace. The Flat Dark Earth Cerakote finish gives it a restrained, field-ready look, while the included 10-round magazine keeps the package straightforward. For hunters and shooters who want a short, purpose-built setup, it offers a practical balance of maneuverability and familiar AR controls.

Why Hunters Choose the Alexander Arms

6.5 Grendel

Chambering suits the P-65 Highlander’s

11-inch Barrel

1:7.5 twist and 5/8x24 threaded

Built Standard-spec

Upper and lower receivers for

Includes 9-inch

Manticore Arms Transformer freefloat handguard

Comes Sb

An SB Tactical SBA3 adjustable

Key Features

  • 6.5 Grendel P-65 Highlander pistol built on standard specification AR15 upper and lower receivers.
  • 11-inch barrel with 1:7.5 twist and 5/8x24 threaded muzzle with thread protector.
  • Includes a mil-spec single-stage trigger and Manticore Arms Transformer free-float handguard.
  • Equipped with an SB Tactical SBA3 adjustable pistol brace.
  • Comes with one 10-round magazine.
  • Flat Dark Earth Cerakote finish.

Best Used For

  • Hunters working heavy cover and wanting a compact 6.5 Grendel pistol setup.
  • Users needing a short-barreled AR platform for close-quarters home defense.
  • Shooters who prefer a standard mil-spec trigger and adjustable pistol brace.
  • Those looking for a Flat Dark Earth AR pistol with included 10-round magazine.

Specifications

Barrel Length11"
Blade FinishFlat Dark Earth Cerakote Finish
BraceSB Tactical Adjustable SBA3 Pistol Brace
Caliber6.5 Grendel
Handguard9" Manticore Arms Transformer Freefloat Handguard
Magazine Capacity10 rounds
Muzzle DeviceThread Protector
Muzzle Thread5/8x24 TPI
ReceiverAluminum Standard Spec. Lower Receiver
TriggerMil-Spec. Single Stage Trigger
Twist Rate1:7.5

Pros

  • 6.5 Grendel chambering suits the P-65 Highlander’s compact pistol configuration.
  • 11-inch barrel with 1:7.5 twist and 5/8x24 threaded muzzle included.
  • Built on standard-spec upper and lower receivers for a familiar AR15 platform.
  • Includes a 9-inch Manticore Arms Transformer freefloat handguard.
  • Comes with an SB Tactical SBA3 adjustable pistol brace.
  • Includes one 10-round magazine and a flat dark earth Cerakote finish.

Considerations & Trade-offs

  • The 11" barrel and pistol-format build make this a compact setup, which is practical for close-quarters use but less suited to roles that benefit from a longer rifle configuration.
  • It ships with a single 10-round magazine, so additional magazines may be needed depending on how you plan to use it.
  • The included mil-spec single-stage trigger is straightforward and functional, but it is a basic trigger rather than a specialized upgraded unit.
  • The Flat Dark Earth Cerakote finish and included brace give it a specific setup out of the box, which may not match every hunter’s preferred configuration.

Suggested Comparisons

  • AR-style pistols
  • 6.5 Grendel firearms
  • Hog hunting firearms
  • Compact defensive firearms

Suggested Accessories

  • Magazine pouch
  • Muzzle device
  • Cleaning kit
  • Sling

Frequently Asked Questions

What caliber does the P-65 Highlander use?

It is chambered in 6.5 Grendel.

What barrel setup comes on this pistol?

The P-65 Highlander has an 11" barrel with a 1:7.5 twist and a 5/8x24 threaded muzzle with a thread protector.

What magazine capacity is included?

The product listing says it includes one magazine with 10-round capacity.

What brace and trigger are specified?

It comes with an SB Tactical adjustable SBA3 pistol brace and a mil-spec single-stage trigger.

Is this model described for hunting use?

Yes. The description specifically says it is suitable for hunting hogs in heavy cover.