Arm or Ally’s AR-15 Builder Sets, featuring subcategories tailored to meet the unique needs of firearm enthusiasts and builders. Our commitment to excellence is reflected in the meticulous selection of sets, ensuring compatibility and high-quality components for your AR-15 build. Explore our range, including Builder Sets from renowned brands like Aero Precision, Ballistic Advantage and Weapon Works, providing a foundation for a personalized and high-performance firearm.