Independent field journal · Practice, evidence, judgmentIssue No. 01 / Summer 2026
KGKNOWN GROUNDClarity and capability in a contested world
Newsletter
Product record · Specifications checked July 23, 2026

SRO

Full-size reflex optic; compatibility listing is not an editorial endorsement.

Editorial status

current

Research record; not firsthand tested.

Key facts

optic

Weight: 1.6 oz / 46 g with battery
Dimensions: 2.2 × 1.3 × 1.4 in
Compatibility: Trijicon RMR footprint

Typical price

Not listed

Prices may change.

No merchant links are currently listed.

Description

Full-size reflex optic; compatibility listing is not an editorial endorsement.

Specifications

Documented specifications for SRO
LensTempered glass
DesignOpen emitter
Window0.98 × 0.89 in
BatteryTop-loading CR2032
Housing7075-T6 forged aluminum
Reticle1, 2.5, or 5 MOA red dot, depending on model
Adjustment1 MOA per click
BrightnessAutomatic mode plus 8 adjustable settings
Eye reliefUnlimited
Battery lifeMore than 3 years at setting 4
Magnification
Adjustment range150 MOA total travel

Sources and verification

Reviewed pistol mounting paths

Published compatibility records for SRO
Pistol configurationResultMounting detailsVerified
Glock G19 Gen6 Optic Ready
G19 Gen6 Optic Ready · Glock Gen6 Optic Ready
plate requiredGlock Glock Gen6 02 Plate (oem) — OEM screws.Checked July 15, 2026
Not personally tested
Staccato Staccato HD P4.5 HOST
Staccato HD P4.5 HOST · Staccato HD HOST
plate requiredStaccato Staccato HD HOST RMR HD / SRO Kit (oem) — Use factory optic hardware as directed by Staccato.Checked July 15, 2026
Not personally tested
Staccato Staccato HD P4 HOST
Staccato HD P4 HOST · Staccato HD HOST
plate requiredStaccato Staccato HD HOST RMR HD / SRO Kit (oem) — Use factory optic hardware as directed by Staccato.Checked July 15, 2026
Not personally tested
Glock G17 Gen5 MOS
G17 Gen5 MOS · Glock Gen5 MOS
plate requiredGlock Glock MOS 02 Plate (oem) — Use the optic and plate manufacturer-specified screws.Checked July 15, 2026
Not personally tested
Glock G19 Gen5 MOS
G19 Gen5 MOS · Glock Gen5 MOS
plate requiredGlock Glock MOS 02 Plate (oem) — Use the optic and plate manufacturer-specified screws.Checked July 15, 2026
Not personally tested
Staccato Staccato C2 Optic Ready
Staccato C2 Optic Ready (DPO) · Staccato DPO
plate requiredStaccato Staccato DPO RMR / RMR HD / SRO Kit (oem) — Use the DPO kit instructions and supplied hardware.Checked July 15, 2026
Not personally tested
Glock G45 Gen6 Optic Ready
G45 Gen6 Optic Ready · Glock Gen6 Optic Ready
plate requiredGlock Glock Gen6 02 Plate (oem) — OEM screws.Checked July 15, 2026
Not personally tested
Springfield Armory Echelon 4.5
Echelon 4.5 · Springfield Echelon VIS
direct mountNo plate required — Pin set 1; screw kit 1A.Checked July 15, 2026
Not personally tested
Staccato Staccato HD C3.6 HOST
Staccato HD C3.6 HOST · Staccato HD HOST
plate requiredStaccato Staccato HD HOST RMR HD / SRO Kit (oem) — Use factory optic hardware as directed by Staccato.Checked July 15, 2026
Not personally tested
Staccato Staccato C Optic Ready
Staccato C Optic Ready (DPO) · Staccato DPO
plate requiredStaccato Staccato DPO RMR / RMR HD / SRO Kit (oem) — Use the DPO kit instructions and supplied hardware.Checked July 15, 2026
Not personally tested
Glock G17 Gen6 Optic Ready
G17 Gen6 Optic Ready · Glock Gen6 Optic Ready
plate requiredGlock Glock Gen6 02 Plate (oem) — OEM screws.Checked July 15, 2026
Not personally tested
Walther PDP Full Size — 2.0 Cut
PDP Full Size — 2.0 Cut · Walther PDP 2.0 Optic Cut
plate requiredWalther Walther PDP 2.0 RMR Plate (oem) — Use screws specified for the exact optic.Checked July 15, 2026
Not personally tested
Glock G47 MOS
G47 MOS · Glock Gen5 MOS
plate requiredGlock Glock MOS 02 Plate (oem) — Use the optic and plate manufacturer-specified screws.Checked July 15, 2026
Not personally tested
Staccato Staccato XL Optic Ready
Staccato XL Optic Ready (DPO) · Staccato DPO
plate requiredStaccato Staccato DPO RMR / RMR HD / SRO Kit (oem) — Use the DPO kit instructions and supplied hardware.Checked July 15, 2026
Not personally tested
Walther PDP Compact — 2.0 Cut
PDP Compact — 2.0 Cut · Walther PDP 2.0 Optic Cut
plate requiredWalther Walther PDP 2.0 RMR Plate (oem) — Use screws specified for the exact optic.Checked July 15, 2026
Not personally tested
Staccato Staccato XC Optic Ready
Staccato XC Optic Ready (DPO) · Staccato DPO
plate requiredStaccato Staccato DPO RMR / RMR HD / SRO Kit (oem) — Use the DPO kit instructions and supplied hardware.Checked July 15, 2026
Not personally tested
Staccato Staccato P DPO
Staccato P DPO · Staccato DPO
plate requiredStaccato Staccato DPO RMR / RMR HD / SRO Kit (oem) — Use the DPO kit instructions and supplied hardware.Checked July 15, 2026
Not personally tested
Staccato Staccato HD C4X HOST
Staccato HD C4X HOST · Staccato HD HOST
plate requiredStaccato Staccato HD HOST RMR HD / SRO Kit (oem) — Use factory optic hardware as directed by Staccato.Checked July 15, 2026
Not personally tested
Glock G45 MOS
G45 MOS · Glock Gen5 MOS
plate requiredGlock Glock MOS 02 Plate (oem) — Use the optic and plate manufacturer-specified screws.Checked July 15, 2026
Not personally tested
Staccato Staccato CS Optic Ready
Staccato CS Optic Ready (DPO) · Staccato DPO
plate requiredStaccato Staccato DPO RMR / RMR HD / SRO Kit (oem) — Use the DPO kit instructions and supplied hardware.Checked July 15, 2026
Not personally tested
Springfield Armory Echelon 4.0C
Echelon 4.0C · Springfield Echelon VIS
direct mountNo plate required — Pin set 1; screw kit 1A.Checked July 15, 2026
Not personally tested

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