Guns International #: 103188805
Seller's Inventory #: 545002

Category - Sig Sauer Pistols - P320 - 9mm Pistols

Category
Sig Sauer Pistols - P320
9mm Pistols

SIG SAUER P320 DH3 9MM LUGER (9x19 PARA)

Description:
Guns Listing ID: 545002



Here’s a detailed overview of the Sig Sauer P320-XFIVE DH3 in 9 mm, paired with two 21-round magazines and the Holosun HE507C-GR X2 red-dot sight:

?? Sig Sauer P320-XFIVE DH3 (9 mm, Daniel Horner 3-Gun Edition)
Overview

A competition-focused variant from SIG Custom Works, developed with 3-Gun pro Daniel Horner (DH3 = Daniel Horner 3-Gun)

Carries forward the heavy, bull-barrel design of the X-Five Legion, but with DH3-specific tweaks for competition

Specs

Caliber: 9 × 19 mm Luger

Barrel: 5" match-grade bull barrel

Slide: Lightened, stainless steel with optic-ready cuts and suppressor-height X-RAY3 co-witness sights

Grip Module: TXG heavy X-FULL (tungsten-infused), coyote tan with silicon-carbide treatment for aggressive traction

Recoil Springs: Comes with both 14 lb and 12 lb 1911-style springs for tuning

Trigger: Skeletonized, flat combat/competition trigger—light, crisp break and fast reset

Dimensions: ~8.5" overall length, 6.5" height, 1.6" width


Weight: ~43.5 oz unloaded (~2 lb 11.5 oz)

Performance Highlights

Superior recoil control thanks to ported/lightened slide, heavy grip, and bull barrel

Build quality and reliability proven in USPSA and multigun competition
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?? Holosun HE507C-GR X2 Red-Dot Sight
Overview

An upgraded version of the well-regarded Holosun 507C, featuring a 2 MOA green dot reticle, solar backup, and Lock Mode to prevent accidental adjustments

Designed to fit full-sized pistols and offer rugged reliability.

Mounting & Compatibility

The P320-XFIVE DH3 slide is factory-cut to RMR/Deltapoint Pro footprint

The HE507C-GR X2 uses the RMR footprint, so it mounts directly without adapters


?? Combined Setup
Component Details
Slide + Optics The optic-ready DH3 slide with suppressor-height co-witness sights allows quick alignment with the Holosun red dot.
Dot Reticle The 2 MOA dot provides precise aiming for both competition and duty scenarios.
Co-Witness Capability Suppressor-height X-RAY3 iron sights co-witness flawlessly, offering redundancy.
Grip & Control Heavy, silicon-carbide grip module ensures minimal muzzle rise and secure handling during rapid fire.
Ammo Capacity Two 21-round magazines for extended shooting, with room for a third as backup.

?? Ideal For
Competitive shooters (USPSA, 3-Gun) seeking high capacity, accuracy, and fast target acquisition.

Tactical/duty use where reliability, co-witness backup, and capacity are critical.

Enthusiasts wanting an optic-ready platform with minimal need for aftermarket modifications.

? Summary
The P320-XFIVE DH3 is purpose-built for speed, performance, and versatility.

Combined with the HE507C-GR X2, it becomes a competition-ready or high-performance defensive pistol out of the box—with two included 21-round mags giving you substantial ready capacity.

Manufacturer: SIG SAUER
Model: P320 DH3
Caliber Info: 9MM LUGER (9x19 PARA)
Condition: Used - Non-Certified
Barrels: 5 BARREL
Action: SEMI AUTOMATIC
Finish: desert tan

Price: $1,300.99