The Stag 10 Long Range Complete Upper .308 M-LOK upper was specifically designed to ease long range shooting with either light-weight ergonomic Stag 10 or Stag 10 SL handguard. The Stag .308 line features a Stag Slant Cut design and includes uniquely designed parts for the lower to guarantee the best fit between the upper and lower. The remainder of the rifle utilizes the DPMS .308 platform for parts compatibility. The Stag 10 features a .308 chambered 20" 1/10 barrel, VG6 Gamma Compensator and a 16.5" Stag 10 or Stag 10 SL M-LOK Handguard. Federal law requires this product to be transferred through a licensed FFL dealer. Stag Arms requires a copy of the dealer's FFL for verification. It's the customer's responsibility to notify the dealer of the order.