Bill of Materials

The 2025-26 REV DUO Starter Bot is designed to be built using the FTC Starter Kit V3.1 (REV-45-3529), DUO Control Bundle (REV-35-2709), and Polycarbonate Sheet - 2mm - 8mm Grid Pattern (REV-41-7537).

Please note that if you purchased your FTC Starter Kit V3.1 before the summer of 2025, you will need to purchase the following:

• QTY 1 - 5mm Hex Bearing Block (REV-41-1683)

Full Robot

PART NUMBER	DESCRIPTION	QTY.
REV-41-1325	1.5mm Spacer	1
REV-41-1338	10 Tooth #25 Sprocket	8
REV-31-1302	12V Slim Battery	1
REV-41-1317	15mm Bearing Pillow Block	2
REV-41-1568	15mm Extrusion - 120mm - 90° Ends	3
REV-41-1431	15mm Extrusion - 225mm - 90° Ends	5
REV-41-1432	15mm Extrusion - 420mm - 90° Ends	9
REV-41-1485	15mm Metal Bent Servo Bracket V2	2
REV-41-1308	15mm Plastic 30 Degree Bracket	2
REV-41-1305	15mm Plastic 90 Degree Bracket	32
REV-41-1320	15mm Plastic Inside Corner Bracket	9
REV-41-1321	15mm Plastic Lap Corner Bracket	15
REV-41-1303	15mm Plastic Motion Bracket	4
REV-41-1304	15mm Plastic Rod End Bracket	2
REV-41-1323	15mm Spacer	12
REV-41-1340	20 Tooth #25 Sprocket	2
REV-41-1324	3mm Spacer	33
REV-41-1767	45mm x 15mm C Channel - 248mm	2
REV-41-1762	45mm x 15mm C Channel - 408mm	4
REV-41-1683	5mm Hex Bearing Block	1
REV-41-1362	5mm x 400mm Hex Shaft	4
REV-41-1348	5mm x 90mm Hex Shaft	6
REV-41-1335	60 Tooth Plastic Gear	2
REV-41-1337	90 Tooth Plastic Gear	4
REV-41-1267	90mm Grip Wheel	4
REV-41-1190	90mm Omni Wheel	2
REV-41-1354	90mm Traction Wheel	2
REV-41-1820	Aluminum Double Servo Arm	1
REV-41-1828	Aluminum Servo Horn V2	1
REV-41-1166	Battery Holder Plate	1
REV-31-1595	Control Hub	1
REV-41-1300	Core Hex Motor	1
REV-41-2702	Intake Flap - 5mm Hex - 40A Dark Gray	8
REV-41-1361	M3 Nyloc Nut	309
REV-41-1492	M3 Standoff - 40mm	8
REV-41-1360	M3 x 16mm Hex Cap Screw	32
REV-41-1124	M3 x 20mm Hex Cap Screw	6
REV-41-1359	M3 x 8mm Hex Cap Screw	337
REV-41-1327	Shaft Collars	24
REV-41-3334	Smart Robot Servo V2 - Balanced	2
REV-41-2150	Soft (Light Gray) - 5mm Hex Bore - 1in Grip Wheel	4
REV-31-1387	Switch Cable and Bracket	1
REV-41-1702	Tensioning Bushing - 39mm	8
REV-41-1329	Through Bore Bearing - Long	9
REV-41-1326	Through Bore Bearing - Short	14
REV-41-1687	U Channel Endcap	4
REV-41-1623	UltraPlanetary Bent Mounting Bracket	2
REV-41-1600	UltraPlanetary Gearbox Kit & HD Hex Motor	3
REV-41-1621	UltraPlanetary Outside Mounting Bracket	2
REV-41-1373	Hook and Loop Fastener - 13.5mm x 2mm	1
REV-41-1365	#25 Roller Chain - 10 ft	1
REV-41-7537	Polycarbonate Sheet - 2mm - 8mm Grid Pattern	1

Mechanism Bill of Materials

Below are the bill of materials for the individual mechanisms. Use these for purchasing if you are looking to build just a single mechanism. If you are looking to build the complete Starter Bot, use the Full Robot bill of materials.

Drivetrain

Part number	Description	QTY.
REV-31-1387	Switch Cable and Bracket	1
REV-31-1595	Control Hub	1
REV-31-1302	12V Slim Battery	1
REV-41-1166	Battery Holder Plate	1
REV-41-1305	15mm Plastic 90 Degree Bracket	14
REV-41-1767	45mm x 15mm C Channel - 248mm	2
REV-41-1267	90mm Grip Wheel	2
REV-41-1354	90mm Traction Wheel	2
REV-41-1615	UltraPlanetary Female 5mm Hex Output V2	2
REV-41-1607	UltraPlanetary 550 Motor Plate	2
REV-41-1291	HD Hex Motor No Gearbox	2
REV-41-1608	UltraPlanetary 550 Motor Pinion Gear - 13 Tooth	2
REV-41-1603	UltraPlanetary Cartridge - 5:1	2
REV-41-1602	UltraPlanetary Cartridge - 4:1	2
REV-41-1609	UltraPlanetary Hardware Pack	2
REV-41-1348	5mm x 90mm Hex Shaft	6
REV-41-1326	Through Bore Bearing - Short	14
REV-41-1492	M3 Standoff - 40mm	8
REV-41-1762	45mm x 15mm C Channel - 408mm	4
REV-41-1324	3mm Spacer	18
REV-41-1702	Tensioning Bushing - 39mm	8
REV-41-1338	10 Tooth #25 Sprocket	8
REV-41-1327	Shaft Collars	12
REV-41-1190	90mm Omni Wheel	2
REV-41-1329	Through Bore Bearing - Long	4
REV-41-1687	U Channel Endcap	4
REV-41-1323	15mm Spacer	2
REV-41-1621	UltraPlanetary Outside Mounting Bracket	2
REV-41-1432	15mm Extrusion - 420mm - 90° Ends	4
REV-41-1359	M3 x 8mm Hex Cap Screw	171
REV-41-1361	M3 Nyloc Nut	133
REV-41-1360	M3 x 16mm Hex Cap Screw	12
REV-41-1321	15mm Plastic Lap Corner Bracket	4
REV-41-1320	15mm Plastic Inside Corner Bracket	4
REV-41-1365	#25 Roller Chain - 10 ft	1

Intake

Part number	Description	QTY.
REV-41-1327	Shaft Collars	6
REV-41-1324	3mm Spacer	7
REV-41-7537	Polycarbonate Sheet - 2mm - 8mm Grid Pattern	1
REV-41-1300	Core Hex Motor	1
REV-41-1323	15mm Spacer	9
REV-41-1303	15mm Plastic Motion Bracket	4
REV-41-1329	Through Bore Bearing - Long	3
REV-41-1340	20 Tooth #25 Sprocket	2
REV-41-1431	15mm Extrusion - 225mm - 90° Ends	2
REV-41-1362	5mm x 400mm Hex Shaft	2
REV-41-1432	15mm Extrusion - 420mm - 90° Ends	2
REV-41-1305	15mm Plastic 90 Degree Bracket	4
REV-41-1321	15mm Plastic Lap Corner Bracket	3
REV-41-2702	Intake Flap - 5mm Hex - 40A Dark Gray (REV-41-2702)	8
REV-41-1361	M3 Nyloc Nut	36
REV-41-1359	M3 x 8mm Hex Cap Screw	37
REV-41-1360	M3 x 16mm Hex Cap Screw	2
REV-41-1365	#25 Roller Chain - 10 ft	1

Superstructure

Part number	Description	QTY.
REV-41-1361	M3 Nyloc Nut	104
REV-41-1359	M3 x 8mm Hex Cap Screw	98
REV-41-1320	15mm Plastic Inside Corner Bracket	4
REV-41-1321	15mm Plastic Lap Corner Bracket	6
REV-41-7537	Polycarbonate Sheet - 2mm - 8mm Grid Pattern	1
REV-41-1305	15mm Plastic 90 Degree Bracket	12
REV-41-1431	15mm Extrusion - 225mm - 90° Ends	3
REV-41-1304	15mm Plastic Rod End Bracket	2
REV-41-1568	15mm Extrusion - 120mm - 90° Ends	2
REV-41-1432	15mm Extrusion - 420mm - 90° Ends	4
REV-41-1360	M3 x 16mm Hex Cap Screw	6

Feeder

Part number	Description	QTY.
REV-41-1324	3mm Spacer	6
REV-41-1323	15mm Spacer	1
REV-41-3334	Smart Robot Servo V2 - Balanced (REV-41-3334)	1
REV-41-1329	Through Bore Bearing - Long	2
REV-41-1485	15mm Metal Bent Servo Bracket V2	1
REV-41-1335	60 Tooth Plastic Gear	2
REV-41-1327	Shaft Collars	4
REV-41-1828	Aluminum Servo Horn V2	1
REV-41-1317	15mm Bearing Pillow Block	2
REV-41-1362	5mm x 400mm Hex Shaft	1
REV-41-2150	Soft (Light Gray) - 5mm Hex Bore - 1in Grip Wheel	4
REV-41-1359	M3 x 8mm Hex Cap Screw	1
REV-41-1360	M3 x 16mm Hex Cap Screw	4
REV-41-1361	M3 Nyloc Nut	4
REV-41-1124	M3 x 20mm Hex Cap Screw	6

Launcher

Part number	Description	QTY.
REV-41-1327	Shaft Collars	2
REV-41-1362	5mm x 400mm Hex Shaft	1
REV-41-1337	90 Tooth Plastic Gear	4
REV-41-1623	UltraPlanetary Bent Mounting Bracket	2
REV-41-1615	UltraPlanetary Female 5mm Hex Output V2	1
REV-41-1607	UltraPlanetary 550 Motor Plate	1
REV-41-1291	HD Hex Motor No Gearbox	1
REV-41-1608	UltraPlanetary 550 Motor Pinion Gear - 13 Tooth	1
REV-41-1609	UltraPlanetary Hardware Pack	1
REV-41-1267	90mm Grip Wheel	2
REV-41-1359	M3 x 8mm Hex Cap Screw	7
REV-41-1361	M3 Nyloc Nut	6
REV-41-1360	M3 x 16mm Hex Cap Screw	4
REV-41-1325	1.5mm Spacer	1
REV-41-1324	3mm Spacer	2
REV-41-1683	5mm Hex Bearing Block	1

Pollen Pusher

Part number	Description	QTY.
REV-41-1308	15mm Plastic 30 Degree Bracket	2
REV-41-1820	Aluminum Double Servo Arm	1
REV-41-1320	15mm Plastic Inside Corner Bracket	1
REV-41-1568	15mm Extrusion - 120mm - 90° Ends	3
REV-41-1321	15mm Plastic Lap Corner Bracket	2
REV-41-1305	15mm Plastic 90 Degree Bracket	2
REV-41-1359	M3 x 8mm Hex Cap Screw	23
REV-41-1361	M3 Nyloc Nut	26
REV-41-1485	15mm Metal Bent Servo Bracket V2	1
REV-41-3334	Smart Robot Servo V2 - Balanced (REV-41-3334)	1
REV-41-1360	M3 x 16mm Hex Cap Screw	4