Easton's technologically advanced A/C Pro stabilizers are among the most efficient stabilizers developed. Featuring the incredible stiffness of high-modulus carbon fiber and the high-frequency response preferred by top archers, the Ultra-High Resonance A/C Pro Stabilizer is equipped with the proven, low-mass AVRS system. From Olympic and World Championship podiums to the top of the local league leader board, A/C Pro is proven across the globe. The A/C Pro is compatible with 1/4"-20 weight systems or 5/16"-24 flat vari weights. Time-Tested A/C Construction AVRS Damping System for Shock Management Stiff Design for Steady Aiming Available in the following sizes: 24" (61 cm): 4.3 ounces / 122 grams 29" (74 cm): 5.0 ounces / 142 grams 34" (86 cm): 6.0 ounces / 170 grams