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Diameter:
3 mm
Length:
8 - 12 mm

Code: MON-GS3-MNSM13-T18

MPN: T18

UPC: 810088819124

$14.99

Product Info for Monstrum Red Dot Screws

The Monstrum Red Dot Screw Kit for RMSc / Holosun 407K/507K includes an assortment of screws for mounting your RMSc Cut Red Dot to the most common mounting platforms including optics ready Glock 43X/48 MOS, Springfield Hellcat/Hellcat Pro OSP with adapter plate, Sig Sauer P365/XL/XMACRO/TACOPS and S&W M&P 5.7/22 Magnum/Shield Plus/Equalizer. Includes M3, M4, and #6-32 Screws in multiple lengths to accommodate different makes and models of RMSc cut red dots. Package includes:image

M3 in 11.00mm length x3

M3 in 12.00mm length x3

M4 in 10.00mm length x3

M4 in 11.00mm length x3

M4 in 12.00mm length x3

M4 in 13.00mm length x3

#6-32 in 11.00mm length x3

#6-32 in 12.00mm length x3

M3 screws are compatible with optics ready Sig Sauer P365 models including P365, P365XL, P365 XMACRO, and TACOPS.

M4 screws are compatible with optics ready Glock 43X/48 MOS / Springfield Hellcat Pro OSP adapter plates. Note that these screws are NOT compatible with RMR Cut full Sized and Compact Glock MOS models like the 17/19/26/34

#6-32 screws are compatible with S&W M&P 5.7/22 Magnum/Shield Plus/Equalizer models.

Screws may be compatible with other optics platforms. Check the specifications of your red dot mount before purchase.

Red dot hardware is crafted from stainless steel and uses Torx T10 heads to prevent stripping. Recommended torque of 15 inch-pounds. Three screws of each type are included, providing a spare for lost or damaged screws. Screws come with blue loctite for secure mounting.

All Monstrum products come with a lifetime guarantee.

Specifications for Monstrum Red Dot Screws:

Manufacturer: Monstrum
Diameter: 3 mm
Length: 8 - 12 mm

Package Contents:

  • Monstrum Red Dot Screws

Monstrum Red Dot Screws Orderable Models

List of Orderable Models

  • Monstrum Red Dot Screws for RMSc / 407K/507K, T18 , MPN: T18 , UPC: 810088819124 , Code: MON-GS3-MNSM13-T18
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Last updated 2026-09-18 UTC.