DUO Round Belt Pulleys are compatible with the REV DUO System and are perfect for your conveyor and intake mechanisms when combined with Polyurethane Hollow Round Belting. Documentation DUO Build System Guide Product...

Through Bore Bearings are compatible with the REV DUO System and are used with 5mm Hex Shafts recommend for the DUO Extrusion System to provide a low friction rotating shaft support. These low profile bearings fit in any of the 3mm...

5mm Hex Spacers are compatible with the REV DUO System and accurate way to space gears, sprockets, wheels, and other parts along a 5mm hex shaft. Mix and match various spacer lengths to adjust spacing in increments as small as 1.5mm...

M3 Ball Joint Rod Ends are compatible with the REV DUO System. The Female M3 Ball Joint Rod End (REV-49-1560) can either be paired with its male counterpart to create short linkage arms or with M3 threaded rod and a second female ball...

5mm Metal Hex Bore Gears are compatible with the REV DUO System and work with REV 5mm hex shafts in high-load applications. REV metal gears are NOT compatible with REV plastic gears. All REV metal gears are narrower than plastic...

5mm Plastic Hex Bore Gears are compatible with the REV DUO System and fit on a 5mm hex shaft. The hex shaft interface completely eliminates the need for expensive hubs or using potentially unreliable set screws. Gears 45 tooth...

UltraPlanetary Brackets are compatible with the REV DUO System. Each bracket includes holes on an 8mm grid that is compatible with many other building systems. The UltraPlanetary Outside Mounting Bracket (REV-41-1621) is used to...

DUO Plastic #25 Sprockets are compatible with the REV DUO System and fit on a 5mm hex shaft. The hex shaft interface completely eliminates the need for expensive hubs or using potentially unreliable set screws. Sprockets 15 tooth and...

15mm Metal Brackets are compatible with the REV DUO System. Each bracket includes holes on an 8mm grid that is compatible with many other building systems.  The 15mm Metal Bent Core Hex Motor Bracket V2 (REV-41-1433) is used to mount the...

15mm Metal Brackets are compatible with the REV DUO System. Each bracket includes holes on an 8mm grid that is compatible with many other building systems.  Specifications Material: 6061 Aluminum Thickness: 2mm Mounting Holes: 3.4mm...

15mm Plastic Motion Brackets are compatible with the REV DUO System. Each bracket features a set of alignment ribs designed to seat the bracket into the extrusion channel increasing joint alignment, strength, and rigidity.  The 15mm Plastic...

15mm Plastic Brackets are compatible with the REV DUO System. Each bracket includes a set of alignment ribs designed to seat the bracket into the extrusion channel increasing joint alignment, strength, and rigidity. The 15mm Plastic Variable Angle...

M3 standoffs are compatible with the REV DUO System and are perfect for raising one assembly above another or as linkages when paired with male ball joint rod ends (REV-49-1561). Specifications Material: 6063 Black Anodized Aluminum Thread...

Timing belts and pulleys are compatible with the REV DUO System. They are lighter and can be more efficient than chains and sprockets. Tensioning and adjustment are a thing of the past. 24 Tooth through 60 Tooth size pulleys come with two ends and an...

DUO L Beams are compatible with the REV DUO System and are a structural element for small load applications or as a supporting component on a larger load application. They are compact, lightweight, and provide more strength than a flat beam. Use them to...

DUO Flat Beams are compatible with the REV DUO System and are easy to use. Having an 8mm width, 3mm height, and 8mm hole pattern makes them perfect as a support for an upright or using them as a linkage.  Specifications Material: 6063...

DUO Compliant Wheels are used for intakes and conveyor systems. Featuring a solid 5mm Hex Hub molded into the wheel making sure more power is driven by the wheel, combined with the “hurricane” cutouts to ensure even compliance across the...

DUO Grip Wheels are used for intakes, conveyor systems, and shooters. With a solid 5mm Hex Hub molded into the wheel no external hub is required. These wheels come in two different durometers, Soft - Light Gray 30A and Medium - Gray 40A. As the tread...

With an efficient right-angle configuration, the Ultra 90 Degree Gearbox offers a robust solution to building a more compact robot. The Ultra 90 Degree Gearbox allows you to connect the UltraPlanetary Gearbox and the HD Hex Motor (REV-41-1600)...

Replacement battery for the Driver Hub (REV-31-1596). Specifications 5040 mAH Li-ion battery  Documentation Driver Hub User's Manual Driver Hub Getting Started Guide Driver Hub Battery Best Practices