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US-281 SRS Level 2 Duty Holster - Rail Mounted Light & RDS
1701 South Vineyard Avenue unit j
1701 South Vineyard Avenue unit j
Ontario CA 91761
United States
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US-281 Duty Holster — SRS Retention for Light + RDS Pistols (Level 2)
The US-281 is engineered for officers and armed professionals who run pistols equipped with both red-dot optics and rail-mounted tactical lights. Its SRS Safety Retention System™ provides secure, Level 2 locking with a natural, one-motion thumb release, while the LAP™ (Lower Alignment Protector) stabilizes the barrel and safeguards the light assembly under stress.
Retention & Control
- SRS Safety Retention System™ — automatic internal lock engages on holstering and releases via an ergonomic thumb action for a natural draw.
- Passive tension screw — allows fine adjustment of retention pressure to match user or agency preference.
Rail-Mounted Light Compatibility
Equipped with LAP™ (Lower Alignment Protector) to support barrel alignment and protect the attached light from impact or snagging. Compatible with:
- Surefire X200 / X300 / X300U / XC-1 / XC-2 / XVL2
- Streamlight TLR-1 / TLR-7 / TLR-9
- Modlite PL350, Nightstick TCM-550XL / 550XLS
- Olight PL-Pro / PL1 Valkyrie, Insight M3, Inforce Wild 1
Optic Compatibility
RDS-ready platform supporting the most common duty optics:
- Trijicon RMR / RCR, Holosun 407 / 507 / 508 / 509
- Aimpoint ACRO, Leupold DeltaPoint Pro
- Sig Sauer Romeo 1 / Romeo 1 Pro
- Vortex Venom / Viper, C-More, Docter, JP JPoint
Max optic height: ≈ 1.17″ · Front-sight clearance: up to 0.39″
Duty-Grade Construction
- Shell: .093″ SDR (Synthetic Duty Rig) for rigidity and impact resistance.
- Interior: Thermo-molded, suede-lined to protect slide, optic, and light housing.
- Profile: lightweight and balanced for extended shift comfort.
Mounting & Fit
- Compatible with standard 2.25″ (58 mm) duty belts and Safariland-pattern mounts.
- Available in right- and left-hand configurations.
- Threaded-barrel notice: not compatible with pistols featuring threaded barrels.
Finish Options
Laminated finishes over the SDR shell include: Leather, Basketweave, Plain SDR, High Gloss, Nylon Look, SDR Coyote Brown, SDR Army Green, MultiCam Black / Tropic, Wolf Gray, and Nylon Army Green.
Professional Application
Made in the USA and trusted by law-enforcement and correctional agencies, the US-281 delivers secure Level 2 retention with RDS and light compatibility for modern duty weapons.
Specifications and compatibility updated: October 2025.

