Skip to main content
We may get paid by partner for deals, including promoted items

Menu

Trending
Top Brands Palmetto State ArmoryHot Yeti CoolerDeal NatchezDeal SitkaDeal 5.11Sale Winter Clearance Amazon Pickleball Sale Amazon FitnessHot Stores
AUG A3M1 CONVERSION KIT 5.56X45 NATO CAL. 16'' BBL BLK by Heresy Design -

Product Description

5.56X45 NATO CALIBER CONVERSION KIT FOR STEYR AUG A3M1

AUG A3M1 CONVERSION KIT 5.56X45 NATO CAL. 16'' BBL BLK

at Shooting Surplus
Browse all Shooting Surplus deals
$455.65
In Stock at Shooting Surplus
Price verified today
Buy Now at Shooting Surplus
Secure checkout Easy returns
or compare prices
Amazon logo Amazon eBay logo eBay

Product Details

Brand Heresy Design
MPN HB16A
Gun Parts Heresy Design

More from Heresy Design

Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
USED Heresy Design 16.3in .300BLK AUG Conversion Kit Black HB16B USED Heresy Design 16.3in .300BLK AUG Conversion Kit Black HB16B View Details
$519.99 $699.95
26% off
Buy Now · $519.99
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
USED Heresy Design Vendetta Takedown Barrel Chassis Long Rail 9.59in Black HVCTLE USED Heresy Design Vendetta Takedown Barrel Chassis Long Rail 9.59in Black HVCTLE View Details
$245.99 $349.95
30% off
Buy Now · $245.99
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Heresy Design Steyr AUG 9mm 20.1in Nato Stock Conversion Kit w/ Faux Suppressor Black 10RD Heresy Design Steyr AUG 9mm 20.1in Nato Stock Conversion Kit w/ Faux Suppressor Black 10RD View Details
$699.95 $799.95
13% off
Buy Now · $699.95
Optics Planet
Palmetto State Armory
Last Updated:
Oct 11, 2026 06:30 AM
Heresy Design Extended Magazine Release Fits Steyr Arms AUG, Black Heresy Design Extended Magazine Release Fits Steyr Arms AUG, Black View Details
$48.69
Buy Now · $48.69
Palmetto State Armory
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Heresy Design Silencer Timing Device - 5/8in Threads Black Heresy Design Silencer Timing Device - 5/8in Threads Black View Details
$9.99
Buy Now · $9.99
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Heresy Design Silencer Timing Device 1/2in Threads Black Heresy Design Silencer Timing Device 1/2in Threads Black View Details
$8.95 $9.95
10% off
Buy Now · $8.95
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Hot 🔥
Heresy Design Steyr AUG Safety Selector Black Heresy Design Steyr AUG Safety Selector Black View Details
$29.95 $59.95
50% off
Buy Now · $29.95
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Heresy Design Enhanced Magazine Release For Steyr AUG - NATO Black Heresy Design Enhanced Magazine Release For Steyr AUG - NATO Black View Details
$79.95 $89.95
11% off
Buy Now · $79.95
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Hot 🔥
Heresy Design Extended Magazine Release For Steyr AUG - Standard Black Heresy Design Extended Magazine Release For Steyr AUG - Standard Black View Details
$59.95 $115.95
48% off
Buy Now · $59.95
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Heresy Design Vendetta Fixed Barrel Chassis Mini Rail 3.25in Black Heresy Design Vendetta Fixed Barrel Chassis Mini Rail 3.25in Black View Details
$249.95 $274.95
9% off
Buy Now · $249.95
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Heresy Design Vendetta Takedown Barrel Chassis Short Rail 6.375in Black Heresy Design Vendetta Takedown Barrel Chassis Short Rail 6.375in Black View Details
$299.95 $349.95
14% off
Buy Now · $299.95
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Heresy Design 16.3in 5.56 AUG Conversion Kit Black Heresy Design 16.3in 5.56 AUG Conversion Kit Black View Details
$399.95 $499.95
20% off
Buy Now · $399.95
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Heresy Design 16.3in .300BLK AUG Conversion Kit Black Heresy Design 16.3in .300BLK AUG Conversion Kit Black View Details
$599.95 $699.95
14% off
Buy Now · $599.95
Optics Planet
Optics Planet
Last Updated:
Oct 11, 2026 08:34 AM
Heresy Design 16.3in 9mm AUG Conversion Kit For NATO Stock Black Heresy Design 16.3in 9mm AUG Conversion Kit For NATO Stock Black View Details
$599.95 $699.95
14% off
Buy Now · $599.95
Optics Planet
Shooting Surplus
Last Updated:
Oct 11, 2026 09:35 AM
VENDETTA STANDARD CHASSIS WITH MINI RAIL 3.25'' VENDETTA STANDARD CHASSIS WITH MINI RAIL 3.25'' View Details
$232.55
Buy Now · $232.55
Shooting Surplus
Shooting Surplus
Last Updated:
Oct 11, 2026 09:35 AM
AUG A3M1 CONVERSION KIT 300 AAC BLACKOUT CAL. 16.3'' BBL BLK AUG A3M1 CONVERSION KIT 300 AAC BLACKOUT CAL. 16.3'' BBL BLK View Details
$574.11
Buy Now · $574.11
Shooting Surplus
Shooting Surplus
Last Updated:
Oct 11, 2026 09:35 AM
AUG CONVERSN KIT NATO STOCK 9MM 16.1'' BBL & CARRIER GRP BLK AUG CONVERSN KIT NATO STOCK 9MM 16.1'' BBL & CARRIER GRP BLK View Details
$574.11
Buy Now · $574.11
Shooting Surplus
Shooting Surplus
Last Updated:
Oct 11, 2026 09:35 AM
AUG CONV. KIT STANDARD STOCK 9MM 16.1'' BBL & CARRIER GRP BLK AUG CONV. KIT STANDARD STOCK 9MM 16.1'' BBL & CARRIER GRP BLK View Details
$574.11
Buy Now · $574.11
Shooting Surplus
Palmetto State Armory
Last Updated:
Oct 11, 2026 06:30 AM
Heresy Design Aug Conversion Kit 5.56x45mm Fits Steyr Arms AUG A3 M1, Black Heresy Design Aug Conversion Kit 5.56x45mm Fits Steyr Arms AUG A3 M1, Black View Details
$410.99
Buy Now · $410.99
Palmetto State Armory