•  BCY 3-D Loop & Cam Serving •  BCY #62XS Center Serving •  BCY 452X String Material •  Pre-Instlled Release Loop •  Pre-Stressed for Faster Shoot-In Time •  No Peep Rotation •  Hand Checked for Quality •  Servings Guaranteed not to Slip •  No Creep or Stretch •  All End Loops are Served           •   BCY 452X String Material      Dyneema®/Vectron blended      material makes for the most      stable string available. •   BCY #62XS Center Serving      Spectraa®/Polyester blended      material for ultimate grip      & durability •   BCY 3-D Loop & Cam Serving      3-Ply twisted Dyneema®      for small diameter and      ultimate performance.