Strike Ind AR-15 Complete Lower Parts Kit

The Strike Industries Enhanced AR-15 Complete Lower Parts Kit is the perfect upgrade solution for builders looking to complete or enhance their AR-15 or AR-9 lower receiver. This all-in-one kit excludes the pistol grip but includes Strike’s Enhanced fire control group with a crisp 5.5–8.5 lb trigger pull, offering superior smoothness and precision over standard mil-spec components. Featuring Strike’s signature aesthetic upgrades and enhanced ergonomic parts, this kit is ideal for new builds or upgrades. Note: Not compatible with AR-10 platforms.

Product Specifications

• Compatibility: AR-15 and AR-9 mil-spec lower receivers
• Non-Compatible: AR-10 lower receivers (Bolt Catch, Roll Pin, Pivot & Takedown Pins)
• Trigger Pull Weight: 5.5–8.5 lbs
• Fire Control Group: Phosphate trigger and hammer, CNC machined, investment cast, heat-treated, precision ground
• Included Enhanced Parts:
  • Enhanced Bolt Catch
  • Strike Magazine Catch & Button
  • Enhanced Pivot & Takedown Pins
  • SI Selector Lever (x2)
  • SI Selector End Plate
  • SI 60–90° 3-in-1 Selector Shaft with screws
• Included Springs: Full set including Hammer, Trigger, Selector, Buffer Retainer, Magazine Catch, Detent, and more
• Included Pins: Full set including Bolt Catch Plunger, Roll Pins, Detents, Hammer & Trigger Pins
• Installation: Drop-in compatible with standard AR-15/AR-9 lowers