AR-15 Silent Buffer Assembly (SBA) Spring System


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SKU stk-15-000-00-001 Categories ,


This product is a Trinity Force AR-15 SBA Captured Recoil Spring System – Carbine. The Trinity Force SBA Spring (Silent Buffer Assembly) is a drop-in recoil system designed to help the AR-15 platform function more smoothly and quieter. The carefully balanced, all-in-one system is easy to install and quickly reduces friction and vibration with much smoother harmonics than traditional buffer systems.


  • Fits M4 style buffer tubes for AR-15 semi-automatic rifles
  • Length: 7.25″
  • Weight: 6 oz


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