NEW BrecoFlex Drive Machine Timing Belt AT Series 4cm wide pn # XAT5-2525 V This is one hard to find belt. You get good deal on this. 2525 mm long - continuous from manufacturer: The AT series of timing belts are ideal for high-speed applications. They feature high strength for power transmission and high accuracy positioning applications. High strength tension members up to 2X the strength of standard T series and Imperial pitch belts Increased tension member spring rate for better repeatability and reduced setting time High tooth shear strength up to 45% higher than standard belts Reduced backlash (zero backlash pulleys available for highest accuracy) Bifilar tension member design for true Available in AT3, AT5, AT10 and AT20. I am in the military reserves and will try hard to ship ASAP, but sometimes I am away on duty (which is why I have the 4 day shipping set) Will ship international.