This hammer spring (VKTR Industries part no. WLA-PAC-1004-10) is a factory-type replacement for AR10/AR15 fire control groups, packaged as a 10-pack for shops and armorers.

Key Specifications

• Product type: hammer spring.
• Pack size: 10-pack.
• Fits: AR-10/AR-15.
• Manufactured to Mil-Spec dimensions in the USA.
• Standard-power spring rate for consistent ignition.

Frequently Asked Questions

How many springs come in this listing? 10, packaged together for shops and armorers.

What does a hammer spring do? It drives the hammer forward to strike the firing pin when the trigger releases it.

Buy the AR10/AR15 Hammer Spring, 10-Pack

Get the AR10/AR15 Hammer Spring, 10-Pack from VKTR Industries, browsable in our full Rifle Parts selection. Our Lubbock, Texas team ships fast, insured orders every day.