Advantages 1.Reduce energy consumption.2.Usable with standard narrow V pulleys, thus no pulley exchange needed.3.Longer service life compared to regular Power Ace™ belts. Structure Notches on belt inner side to reduce bending loss. Recommended products Frequently viewed products related this page. HFD system™ (Hyper Flat Drive System) Totally new concept in the industrial transmission belt system which is consist of flat belt and autotensioner. V-Belt Red™ V Belt Red is a best-selling product that has been used all over the world for a long time. POWER SCRUM™ POWER SCRUM™ belt is a binded Power Ace™ narrow V belt. Power Ace™ Cog Power ace™ Cog is a narrow-angle raw-edge V belt which is increased transmission capacity, rotation speed and enable compact design. Power Ace™ Power ace is a narrow V belt which is increased transmission capacity, rotation speed and reliability by improving the cross-sectional profile. PowerSheave / TL PowerSheave Powersheave is specially designed for narrow belts to bring out full performance for Power Ace belts.