The ALG Defense AR-15 Lower Parts Kit With Grip With ACT Trigger brings together a complete set of mil-spec lower receiver components with ALG’s refined ACT (Advanced Duty Trigger) for a smoother, cleaner break. Designed for the AR-15 platform, this kit includes the standard small parts you need along with an ergonomic polymer grip to finish out your lower build.

This configuration pairs the nickel-plated ACT trigger group with a textured grip, giving builders a consistent trigger pull and solid control in one package. It is well suited for range use, training, and general-purpose rifle builds where reliability and predictable trigger performance matter. Backed by ALG Defense’s reputation for practical, well-engineered upgrades, this kit offers a straightforward way to complete your lower without chasing individual parts.

Key Features:

• Manufacturer: ALG Defense
• Model: AR-15 Lower Parts Kit With Grip With ACT Trigger (MPN 16-004)
• Gun Make: AR Platform
• Gun Model: AR-15
• Trigger Type: ACT Trigger, nickel-plated for smoother pull
• Includes: Complete lower parts kit with grip and grip hardware