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.
The original vectored intake wheel, now with even more options. This wheel design was battle tested and match proven on many FRC robots during the 2020 season. These wheels help with redirecting game objects while imparting lateral force, helping to move game pieces either left or right in the direction you desire.
The Thrifty Bushing is a nylon bushing that works with 13.75 mm diameter style hex shaft. This bushing is recommended for low-load applications and will allow you to package mechanisms into even smaller form factors. Thriftybot recommends greasing bushings prior to use.
A companion plate to the Thrifty Motor Megaplate specifically for holding 1.125" bearings. This 4mm thick 6061 aluminum black anodized plate still includes a 2" mounting pattern for planetary gearboxes and includes two .164" holes for adding 5/32 rivets or #8 bolts to help retain the bearing.
1 plate weight: .075 lbs
Thrifty Elevator is designed to work with the various brands of 2 in. x 1 in. aluminum box extrusion of any wall thickness on the market. Your team can work with what they like – REV MAXTube, VEX VersaFrame, or simply plain 2" x 1" from your aluminum metal supplier of choice. You bring the 2" x 1" tubing, hex shaft, structural fasteners and gearboxes and we’ll provide the rest.
These wheels ship in packs of 4 for $7.50 per wheel and feature -
The Thrifty Clamping Bearing Block provides teams a quick and easy way to capture 1.125" OD flanged bearings when mounting to 2" x 1" or 1" x 1" box extrusion. Simply drill a pass thru clearance hole and insert the bearing which is then trapped against the extrusion wall's material.
Features include -
Kit includes:
- Two black anodized plates
- Four 10-32 1.5" long button head bolts
- Two 10-32 0.50" long bolts
Bearings are NOT included with this kit
Need to help teams at your event get on the low rung bar? Only have a few hours to help them accomplish this task? No problem with the Thrifty Every Climb Hooks!
Affordable and durable 4 inch squish wheels are now available. These wheels are commonly used by competitive robotics teams to move game pieces throughout their robot.
These wheels ship in packs of 4 for $7.50 per wheel and feature -
The Thrifty Clamping Bushing Block provides teams a quick and easy way to capture Thrifty Bushings when mounting to 1" x 1" extrusion. Simply drill a pass thru clearance hole and insert the Thrifty Bushing which is then trapped against the extrusion wall's material.
- Two black anodized plates
- Four 8-32 1.5" long bolts
- Two Thrifty Bushings
6061 aluminum anodized black
Weights:
- One clamping plate: 0.018 lbs (.293 oz)
- Full assembly with 2 thrifty bushings and 4 bolts: 0.072 lbs (1.145 oz)
This new kit from Thriftybot allows you to drive 1.125" ID tubing in a number of ways. Using the Thrifty Metahub, plug into tubes and use your bearing bore of choice.
Kit includes all of the following -
- QTY 2 Aluminum Thrifty Metahubs - 24 Tooth HTD pulley that support the following configurations -
QTY 2 - 1" OD needle roller bearings for 3/4" OD tubes
QTY 2 - 1/2" hex bearings for hex shafts
QTY 2 - 3/8" ID bearings and a custom hex spacer. Run a 1/4-20 bolt thru your external material and then slip the roller tube in to connect the two hubs together.
Note that this kit provides enough parts to create a full roller with aluminum hubs on each end.
Thriftybot suggests this polycarbonate tubing from McMaster-Carr.
Aluminum Metahub Weight: .15 lbs
Mount all the things with this latest offering from The Thrifty Bot! Finally a plate that can interface with just about any common motor or planetary gearbox in the FIRST Robotics Competition. This 4mm thick 6061 aluminum black anodized plate includes bolt mounting patterns for the following motors and planetary gearboxes:
- REV Ultraplanetary Gearbox
- REV NEO 550 & Banebots 550 Brushed motors
- VEX Versaplanetary and Versaplanetary Lite gearboxes
- AndyMark 57 Sport planetary gearboxes
- 775 series brushed motors
- REV NEO & Falcon 500 brushless motors
- Traditional Mini-CIM & CIM motors
- 4mm thick (.157") allows for stronger cantilevered applications
- 1/4" hole to hole spacing, 1/2" spacing between hole rows. Holes are .164" natively supporting #8 bolts or 5/32 rivets. Holes can be drilled out to support #10 hardware.
1 plate weight: .079 lbs
Need a strong, secure way to retain your 1.125 inch OD bearings? Does your bearing need a hat? Then do we have the product for you!
Weight: .01 lbs
Expand your robot's capabilities and build easier with the Thrifty Grid Pattern Aluminum Extrusion.
Tubes are 47" long. Holes are 5mm (.197) in diameter with 1/2" grid spacing. Material is 6061 T-6 aluminum.
Style: .125" Wall Thickness
A staple in any robotics team's shop - the 1/2" rounded hex shaft. This shaft allows you to drive hubs, pulleys and other 1/2" hex broached items while also fitting into a 13.75mm ID bearing with ease. This shaft comes in lengths of 36 inches so you can cut them down to the size you need.
Available in both 7075 (anodized black) or 6061 (not anodized) variants.
Includes a hole sized for #10 taps.