Sig Sauer 551-A1 Rifle

The Military Arms Channel takes a look at the Sig Sauer 551-A1 Rifle, including range time and field stripping.

Sig Sauer 551-A1 Specs:

  • Item Number: R551A1-F16B-C-RD
  • Caliber: 5.56X45mm NATO
  • Overall Length: 36.1”
  • length w/Stock Collapsed: 34.6”
  • length w/Stock Folded: 26.0”
  • Barrel Length: 16”
  • Rifling: 1 in 7 in
  • Sight Radius: 18.0”
  • Forearm: Polymer
  • Stock Type: Swiss Type
  • Weight w/out Mag: 7.0 lbs
  • Operating System: Gas piston, rotating bolt
  • Mag Capacity: 20/30 rounds
  • Features: Swiss type folding stock, rotary diopter sighting system

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