Griffin Armament GASUL46HD-W | Sportsman Ultra Light HD .46

The Griffin Armament Sportsman Ultra Light HD .46 is a compact, machine-made suppressor designed for hunters and precision shooters who need durable, lightweight muzzle mitigation. Constructed from heat-treated 17-4 H900 stainless steel with a tubeless laser-welded design, the HD variant removes the cooldown limits associated with earlier aluminum models. The suppressor uses Griffin’s ECO-FLOW baffle system to reduce gas blowback and improve function on gas-operated hosts while retaining compatibility with industry-standard HUB mounts.

Product Specifications

• The manufacturer is Griffin Armament.
• The model / part number is GASUL46HD-W.
• The caliber is listed as .46 cal.
• The suppressor is constructed from 17-4 H900 stainless steel.
• The unit uses a tubeless laser-welded design for improved durability.
• The baffle system is Griffin’s patented ECO-FLOW technology to reduce gas blowback.
• The rear threading uses the industry-standard 1.375×24 HUB pattern.
• The suppressor accepts HUB mount adapters and Nielsen devices for compatibility with up to .45 cal tilt-barrel pistols.
• The overall length is 6.25 inches.
• The outside diameter is 1.73 inches.
• The exterior finish is a high-temp Cerakote.
• The product is listed as full-auto rated: Yes.
• The unit is specified as not user serviceable.
• The product is positioned for hunting and precision shooting applications.
• The product is covered by a Perpetual Lifetime Warranty.
• The UPC is 631465974010.

Compact and built for repeated field use, the Sportsman Ultra Light HD .46 pairs a lightweight profile with substantially increased durability compared with the prior aluminum Sportsman line. Its ECO-FLOW baffles and HUB compatibility make it suitable for users who need a versatile mounting ecosystem and reduced system gas for reliable operation. The machined construction in Watertown, Wisconsin reflects Griffin’s focus on manufacturing consistency and material strength.

Owners commonly praise the suppressor for its combination of durability and light weight, noting the HD construction removes earlier cooling restrictions while retaining a compact footprint.