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

507-PROMAX

Holosun lists the 507-PROMAX for Q3 2026. This is a manufacturer-specification record, not a firsthand review.

Editorial status

announced

Research record; not firsthand tested.

Key facts

optic

Weight: 1.7 oz
Dimensions: 1.8 × 1.4 × 1.38 in
Compatibility: Trijicon RMR footprint

Typical price

$470.58

Checked July 23, 2026. Prices may change.

No merchant links are currently listed.

Description

Announced 2026 large-window open pistol sight with a forward sunshade, Performance Reticle System, Solar Failsafe, and Shake Awake.

Specifications

Documented specifications for 507-PROMAX
SolarSolar Failsafe
DesignOpen emitter with forward-leaning sunshade
Window1.18 × 0.98 in
BatterySide-loading CR1632
Housing7075-T6 aluminum
Reticle2 MOA dot with selectable 8, 20, or 32 MOA circle
Adjustment1 MOA per click
Brightness8 daylight and 4 night-vision settings
AvailabilityHolosun says Coming Q3 2026
Battery life50,000 hours at setting 6
Magnification
Reticle colorsRed, green, and gold variants announced
Adjustment range±30 MOA
Vibration rating5,000 G
Water resistanceIP67
Motion activationShake Awake
Memory and lockoutYes

Sources and verification

Reviewed pistol mounting paths

Published compatibility records for 507-PROMAX
Pistol configurationResultMounting detailsVerified
Glock G19 Gen6 Optic Ready
G19 Gen6 Optic Ready · Glock Gen6 Optic Ready
plate requiredGlock Glock Gen6 02 Plate (oem) — Announced product; re-check final production instructions before mounting.Checked July 16, 2026
Not personally tested
Glock G17 Gen5 MOS
G17 Gen5 MOS · Glock Gen5 MOS
plate requiredGlock Glock MOS 02 Plate (oem) — Announced product; re-check final production instructions before mounting.Checked July 16, 2026
Not personally tested
Glock G19 Gen5 MOS
G19 Gen5 MOS · Glock Gen5 MOS
plate requiredGlock Glock MOS 02 Plate (oem) — Announced product; re-check final production instructions before mounting.Checked July 16, 2026
Not personally tested
Glock G45 Gen6 Optic Ready
G45 Gen6 Optic Ready · Glock Gen6 Optic Ready
plate requiredGlock Glock Gen6 02 Plate (oem) — Announced product; re-check final production instructions before mounting.Checked July 16, 2026
Not personally tested
Glock G17 Gen6 Optic Ready
G17 Gen6 Optic Ready · Glock Gen6 Optic Ready
plate requiredGlock Glock Gen6 02 Plate (oem) — Announced product; re-check final production instructions before mounting.Checked July 16, 2026
Not personally tested
Glock G47 MOS
G47 MOS · Glock Gen5 MOS
plate requiredGlock Glock MOS 02 Plate (oem) — Announced product; re-check final production instructions before mounting.Checked July 16, 2026
Not personally tested
Glock G45 MOS
G45 MOS · Glock Gen5 MOS
plate requiredGlock Glock MOS 02 Plate (oem) — Announced product; re-check final production instructions before mounting.Checked July 16, 2026
Not personally tested

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