TAPP M4 Modular Adapter Competition Lower


  • Modular design allows lower to be changed to different lowers. This makes the adapter interchangeable between M4, ARP, Shotgun Shell, etc.
  • Please be aware that this product is the lower only. The upper portion is not included.
  • Included: Modular Lower, magazine release, mag-release pin and spring. Nut and bolt NOT included.