Radical DefenseLS3
.30 Cal / 7.62mm suppressor · HUB 1.375x24 interface · specs and compatibility from the manufacturer
Notable features
- HUB Compatible
- TBAC Summit Tested
- Haynes 282
- Full-Auto Rated
length
7.5″
weight
17.5oz
MSRP
$1,199
length
7.5″
weight
17.5oz
calibers
5.56–.30
material
Haynes 282
interface
HUB 1.375x24
MSRP
$1,199
- Overall length
- 7.5″
- Diameter
- 1.6″
- Weight
- 17.5 oz
- Class
- .30 Cal / 7.62mm
- n
- 513
- Range
- 4.4 oz–39.8 oz
- Median
- 13.75 oz
- Material
- Haynes 282 / Ti64
- Max caliber
- .30 Cal / 7.62mm
- Base interface
- HUB 1.375x24
- Front cap
- Fixed
- Full-auto rated
- Yes
- MSRP
- $1,199
- Class
- .30 Cal / 7.62mm
- n
- 458
- Range
- $199–$2,160
- Median
- $999
Heavier than most .30 Cal / 7.62mm suppressors
Weight compared against the 513 .30 Cal / 7.62mm suppressors in the catalog that publish one. Quartile basis; a value inside the middle half carries no note.
Pricier than most .30 Cal / 7.62mm suppressors
MSRP compared against the 458 .30 Cal / 7.62mm suppressors in the catalog that publish one. Quartile basis; a value inside the middle half carries no note.
Configurations
- Haynes 2827.5″ · 17.5oz
- Titanium7.5″ · 12.75oz
Prices are manufacturer's suggested retail (MSRP). What you pay may differ.
- Base interface
- HUB 1.375x24
- Front cap
- Fixed
The HUB 1.375x24 is an open standard: 415 mounts and 818 muzzle devices in our catalog fit this suppressor, including Radical Defense HUB Mount (KFM), AAC 51T S.T.A.M.P. Mount and AB Suppressor AB Raptor Adapter. You aren't locked into one manufacturer's parts.
Which ones fit your barrel and host?
Check in the BuilderThe Thunder Beast Silencer Summit fires every suppressor entered on the same gun, on the same day, with the same equipment. LS3 was measured in 3 tests. Figures can only be compared with others from the same test, so each one links to everything else fired on that gun.
Bolt-action and lever rifles
Gas-operated rifles and carbines
Measurements published by Thunder Beast Arms Corp. How to read these
Manufacturer claim
- Designed with RD’s proprietary Breathable Technology, the LS3 actively reduces blowback and back pressure—ensuring smooth cycling and stable performance.
- Optimized for .300 Blackout systems and bolt-action precision rifles, the LS3 delivers exceptional sound reduction, recoil management, and long-term durability.