This is an OEM Sig Sauer MCX Magazine Release Kit including pins and springs.
Internal Reference:
KIT-MCX-MAG-RELEASE
Barcode:
798681591022
| Brand: Sig Sauer |
| Model: MCX |
| Part Type: Magazine Release Button, Parts Kits |
| Color: Black |
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Customer Feedback
Good to go
June 16, 2026
By Anonymous
With the exception of the push button, this the same as what is used on the 516/M400 models and will work in a standard lower if you use a standard button. I paired mine with a Magpul Enhanced Button (MAG568).