11/BX77 Tri-Power PowerBand 11 Stranded BX77 V-Belt 80 Inches Long V80 Series 909811077Constructed 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.