The Thrifty Bot exists to provide lower cost, commonly used parts to FIRST Robotics teams. Our goal is to help address the sustainability issues of competition robotics by providing affordable parts to teams.
1 inch wide, 10 foot long length of black 3 ply neoprene rubber tread. This tread is the same as 5994K1 but is already cut to a convenient 1 inch width. Nominal thickness is .30 inches. Weight of a spool is 1.13 lbs
These aluminum 5M HTD Pulleys work great for creating belt reductions directly off the motor. Use a 15mm wide belt or two 9mm wide belts as the inside pulley teeth are 18.5mm wide. Choose either 8mm keyed bore or spline bore depending on the motor type you're using.
This bonded black and red 18 AWG wire is silicone jacketed, making it incredibly flexible and a great choice for your FRC robot's compressor.
Comes in spools of 25 feet each. This wire consists of .08mm tinned copper with a strand count of 150. Spool weight is .43 pounds.
This bonded wire cleanly separates and leaves no residue on the opposite wire when split.
These are 3" OD x 2.5" ID x .25" x-contact thin section bearings, commonly used in small swerve drive modules by FRC and FTC teams.
Dimensions are 3" OD x 2.5" ID x .25" thick.
Weight is 1.9 ounces or 0.119 lbs.
Tired of hex clamp collars that cost an arm and a leg? Tired of stripping out the set screw on your clamp collar? Need to add a collar in an assembly and don't want to remove everything from your hex shaft?
Me too! I've ran into all of the above scenarios multiple times building multiple robots. These collars are the holy grail -
General Dimensions:
This 8 pack of 2.5mm thick T gussets can be used to assemble frames or other mechanisms commonly used in competitive robotics.
This kit provides enough hardware to mount your constant force spring to your elevator structure. Includes a 16.5 pound 48" inch travel constant force spring, 2 solid aluminum brackets and assorted hardware.
The Grasshopper nut, produced with the help of James Cole-Henry from FRC team 95, The Grasshoppers, is an innovative battery solution to increase the reliability of battery terminal connections.
Use this 1 inch long adapter to directly drive 1/2" hex products from an 8mm keyed motor. Sold in packs of 4.
Includes rounded edges allowing it to interface with 13.75mm ID bearings or 1/2" ID hex bearings.
Made from 4140 Steel.
Weight: .035 lbs
1.5 inch wide, 10 foot long length of black 3 ply neoprene rubber tread. This tread is the same as 5994K1 but is already cut to a convenient 1.5 inch width. Nominal thickness is .30 inches. Weight of a spool is 1.77 lbs
These aluminum 5M HTD Pulleys work great for creating belt reductions directly off the motor. Use a 15mm wide belt or two 9mm wide belts as the inside pulley teeth are 18.5mm wide. Choose either 8mm keyed bore or spline bore depending on the motor type you're using.
This bonded black, red & white 22 AWG wire is silicone jacketed, making it incredibly flexible and a great choice for your FRC robot's sensors.
Comes in spools of 25 feet each. This wire consists of .08mm tinned copper with a strand count of 60. Spool weight is .3 lbs.
This bonded wire cleanly separates and leaves no residue on the opposite wire when split.
These are 3.5" OD x 3.0" ID x .25" x-contact thin section bearings, commonly used in small swerve drive modules by FRC and FTC teams.
Dimensions are 3.5" OD x 3.0" ID x .25" thick.
Weight is 2.2 ounces or .135 lbs.
Total kit weight: 4 pounds including both 10 ft rolls of 25H chain.
This kit provides the components related to making the 1st stage of your elevator move up and down using #25H chain.
Elevator #25 Chain Drive Kit (1 kit per elevator) |
QTY |
TTB-ELEV-DRIVE |
25 Chain Attachment Part |
2 |
ELEV-DRIVE-001 |
Top Elevator Bearing Plate |
2 |
ELEV-DRIVE-002 |
25 Chain 22t 1/2" Hex Sprocket |
4 |
ELEV-DRIVE-003 |
Thrifty Planetary Mount Plate |
2 |
ELEV-DRIVE-004 |
Planetary Mount Spacer |
8 |
ELEV-DRIVE-005 |
25H Chain 10 ft |
2 |
ELEV-DRIVE-006 |
#25 Chain Tensioner |
2 |
ELEV-DRIVE-007 |
1.375" Long Aluminum Spacers for Crossbar |
4 |
ELEV-DRIVE-008 |
Half Inch Hex Coupler - TTB-0055 |
2 |
TTB-0055 |
M3 Locknuts |
6 |
90576A102 |
Button head 10-32 Bolt 2.25" Long |
6 |
91255A815 |
5/16" Long 8-32 Button Head Screw |
4 |
13080 |
5 Inch Long 10-32 bolt |
4 |
287951 |
3/4" Long 10-32 Button Head Screw |
8 |
13117 |
10-32 Thin Locknut Half Inch Hex Bearing |
4 2 |
18196 TTB-0001 |