Sig Sauer Trigger M400 Tread Two-Stage Flat Blade
Updated August 25, 2026
This auction ended on August 30, 2026.
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| Lot number | 3940 |
| Auction | IRON RUSH — By Trigger Shack. |
| Date | August 30, 2026 at 10:00 AM EDT |
| Auction house | Trigger Shack Llc. |
| Location | Bucks County, Pennsylvania |
Sig Sauer Trigger Kit M400 Tread Two-Stage Match Flat Blade his Two Stage Match Flat Blade Trigger reduces the weight of the pull to break crisp and clean at approximately 5lbs. This Premium trigger is optimized to enhance any M4 / AR-15, M400, MCX, 516 CONDITION: New BRAND: SIG SAUER MFG #: 8900696 COLOR: Silver / Black WEAPON FIT: AR-15 MATERIAL: Steel TRIGGER DESIGN: Curved TRIGGER TYPE: Two-Stage TRIGGER PULL: 5 lbs Professional gunsmith installation recommended.
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