11/BX66 Tri-Power PowerBand 11 Stranded BX66 V-Belt 69 Inches Long V80 Series 909811066Constructed with Gates proprietary construction, this belt has a superior combination of flex and load carrying capacity, as well as transmitting more horsepower than the classical crosss sections in the same amount of drive space. Suitable for all industrial applications, mainly where space, weight and horsepower capacity are critical.