Maintenance Kits

SIG

SIG MCX CARRIER

SIG

TREAD M400 TWO-STAGE TRIGGER UPGRADE KIT

SIG

TREAD ADJUSTABLE FLIP UP SIGHTS

SIG

SIGHT RAIL, M400 TREAD, MLOK, SCREWS, NUTS

SIG

TREAD 3-CHAMBER COMPENSATOR, 5.56 MM, 1/2 X 28

SIG

BARREL NUT, M400 TREAD

SIG

M400 5.56 BOLT ASSEMBLY KIT

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M400 / 516 EJECTION PORT DOOR KIT

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M400 / 516 TAKE DOWN KIT

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MCX/M400 EJECTOR KIT

SIG

TREAD VERTICAL GRIP KIT

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TREAD HANDSTOP KIT