Top takeaways

  1. The spring is designed to match the performance of a new Mil-Spec M4 Carbine Spring for reliable operation in any 5.56 Carbine.
  2. It is ideal for those who want to maintain "fresh" Mil-Spec spring performance without frequent replacements.
  3. SPRINCO USA's spring is a suitable option for shooters who prefer not to upgrade but desire consistent, long-term reliability.

Attributes

Delivery weight: 0.073kg

Item details

Made in USA