Browning 5' Adjustable Polyester Fabric BP Griptwist Belt is Adjustable to any Length and is Ideal for Center Drives, Vibration Suppression and Hostile Environments. Because of the Extremely Close Tolerances, it Creates and Transmits up to 90% Less Vibration than Classical Endless V-Belts. Griptwist Belts can be Assembled to any Length Required in a Matter of Seconds with just a Twist of the Wrist; No Special Tools Required