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SIG 551 Barrel and Trunnion - 5.56
Swiss SIG 551 Barrel and Trunnion

SIG 551 Barrel and Trunnion - 5.56

Your Price: $419.99
In Stock
2
Part Number:87
  • All NFA Rules Apply:Barrel Under 16"
  • Manufacturer:SIG
  • Origin:Switzerland

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SIG 551 Barrel / Trunnion - 5.56

This listing is for a factory Swiss SIG SG 551 trunnion and 14.3 inch barrel with a built-in flash hider in 5.56 mm. 

All 14.3" Swiss SIG barrels have an integrated flash hider and inside of the flash hider there is threading.  

Please note that the Swiss SIG 551 trunnion has a different thread pitch than US manufactured trunnions as found on the SIG556, 556P, and 551A1. 

Condition: Used - Good to Very Good

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