Sig Sauer MCX Hammer Return Spring, Semi & Full Auto Versions

Description: Sig Sauer MCX Hammer Return Spring, Semi & Full Auto Versions. This quality sig hammer return spring is produced for the Sig Sauer MCX semi & full auto version rifles chambered in .223 Rem, 5.56x45mm, and .300 Blackout. This spring functions by returning the hammer to its standard operating position once the rifle has been fired. This piece works great as a spare on the workbench or as an immediate replacement for a lost or damaged part.

Manufacturer: Sig Sauer

Note: It is recommended that all Sig Sauer parts be installed by a qualified and trained gunsmith.

PRODUCT SPECIFICATIONS:

• Brand: Sig Sauer
• Caliber: .223 Rem,5.56x45mm,.300 Blackout
• Finish / Color: Unfinished
• Firearm Type: Rifle
• Material: Steel
• Models Fit: Sig Sauer MCX