D&D PowerDrive’s long length timing belts include OPEN END DURA-SYNC TORQUE, OPEN END DURA-SURE TORQUE, OPEN END DURA-PRECISION TORQUE, OPEN END DURA-TRUE TORQUE and OPEN END DURA-PREMIUM TORQUE. These belt lines meet or exceed USA RMA published ratings levels. They are manufactured with a heavy duty, woven, nylon based fabric tooth covering. The helically wound tensile cords are engineered, twisted and chemically set stranded fiberglass material. They are made with a high temperature chloroprene polymer throughout the belt, and are proven through thousands of hours of customer use to be durable and dependable. Long length belting was designed for drives requiring long spans. They are cut and spliced to fit any custom application. All D&D long length synchronous belts are manufactured using the latest in synchronous belt technology.

The trapezoidal tooth profile Timing belts offers a maintenance-free and economical alternative to conventional chain drives and is well suited for use in positioning applications.

• Fiberglass tensile cord provides high strength, excellent flex life and high resistance to elongation.
• Neoprene body provides protection against grime, grease, oil and moisture.
• Nylon tooth facing provides a durable wear surface for long service life.
• Maintenance-free, clean solution for roller chain drive conversion with no lubrication or retensioning required.