Compare Male-Female Standoffs

Add a second level to your project, separate components, and mount parts with these male-female metal standoffs.

Compare Female-Female Standoffs

Similar to elongated hex nuts, these aluminum standoffs have threading all the way through their bodies and can be used to separate stacked components or chassis tiers.

Compare Spacers

Separate components with these cylindrical spacers.

Compare Nuts and Screws

Secure parts to your project with these nuts and screws, available in a variety of sizes and lengths.

Pololu item #: 989
Price: $4.99

Pololu Micro Metal Gearmotor Bracket Pair - Black

This compact bracket enables convenient mounting of popular, Sanyo-style miniature metal gearmotors. The black plastic bracket encloses the otherwise exposed gears, and the mounting tabs capture the nuts for easy installation. The brackets are sold in pairs, and each bracket comes with two #2 screws and two nuts.

Pololu item #: 1086
Price: $4.99

Pololu Micro Metal Gearmotor Bracket Pair - White

This compact bracket enables convenient mounting of popular, Sanyo-style miniature metal gearmotors. The white plastic bracket encloses the otherwise exposed gears, and the mounting tabs capture the nuts for easy installation. The brackets are sold in pairs, and each bracket comes with two #2 screws and two nuts.

Pololu item #: 1089
Price: $4.99

Pololu Micro Metal Gearmotor Bracket Extended Pair

This compact bracket enables convenient mounting of popular, Sanyo-style miniature metal gearmotors. The white plastic bracket encloses the otherwise exposed gears, and the mounting tabs capture the nuts for easy installation. This version has mounting tabs that allow for use with the Pololu Wheel 42×19 mm and encoder. The brackets are sold in pairs, and each bracket comes with two #2 screws and two nuts.

Pololu item #: 1599
Price: $4.95

Pololu 15.5D mm Metal Gearmotor Bracket Pair

These aluminum gearmotor brackets let you securely mount Pololu’s 35:1 and 115:1 15.5D mm metal gearmotors to your project. The brackets are sold in pairs, and each bracket includes two M2 screws for securing the motor to the bracket. Each bracket also features four mounting holes and six mounting slots for M2 or #2-size screws (not included), giving you a variety of mounting options.

Pololu item #: 1138
Price: $6.95

Pololu 20D mm Metal Gearmotor Bracket Pair

These aluminum gearmotor brackets let you securely mount Pololu’s 29:1, 73:1, and 154:1 20D mm metal gearmotors to your project. The brackets are sold in pairs, and each bracket includes two M2.5 screws for securing the motor to the bracket. Each bracket also features three mounting holes and ten mounting slots for M3 or #4-size screws (not included), giving you a variety of mounting options.

Note: This bracket does not work with the older, discontinued 25:1 and 67:1 20D mm metal gearmotor.

Pololu item #: 1082
Price: $6.95

Pololu Bracket Pair for Discontinued 25:1 and 67:1 Metal Gearmotors 20D mm

These aluminum gearmotor brackets let you securely mount Pololu’s older, now-discontinued 25:1 and 67:1 20D mm metal gearmotors to your project. The brackets are sold in pairs, and each bracket includes two M2.5 screws for securing the motor to the bracket. Each bracket also features three mounting holes and ten mounting slots for M3 or #4-size screws (not included), giving you a variety of mounting options.

Note: This bracket does not work with the newer 29:1, 73:1, or 154:1 20D mm metal gearmotors.

Pololu item #: 1569
Price: $7.45

Pololu 25D mm Metal Gearmotor Bracket Pair

These aluminum gearmotor brackets let you securely mount Pololu’s 25D mm metal gearmotors to your project. The brackets are sold in pairs, and each bracket includes four M3 screws for securing the motor to the bracket. Each bracket also features seven mounting holes and fourteen mounting slots for M3 or #4-size screws (not included), giving you a variety of mounting options.

Pololu item #: 1084
Price: $7.95

Pololu 37D mm Metal Gearmotor Bracket Pair

These aluminum gearmotor brackets let you securely mount Pololu’s 37D mm metal gearmotors to your project. The brackets are sold in pairs, and each bracket includes six M3 screws for securing the motor to the bracket. Each bracket also features fourteen mounting holes for M3 or #4-size screws (not included), giving you a variety of mounting options.

Pololu item #: 1079
Price: $5.95

Pololu Universal Aluminum Mounting Hub for 3mm Shaft Pair, 2-56 Holes

The Pololu universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 3 mm motor shafts. The hubs are sold in pairs, and each hub includes one 4-40 set screw for securing a motor shaft to the hub. The set includes one Allen wrench and two 4-40 set screws for securing the hubs to motor shafts. Each hub has four mounting holes for 2-56 screws (not included).

Pololu item #: 1078
Price: $5.95

Pololu Universal Aluminum Mounting Hub for 3mm Shaft Pair, 4-40 Holes

Pololu item #: 1081
Price: $6.95

Pololu Universal Aluminum Mounting Hub for 4mm Shaft Pair, 4-40 Holes

The Pololu universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 4 mm motor shafts. The hubs are sold in pairs, and each hub includes one 4-40 set screw for securing a motor shaft to the hub. The set includes one Allen wrench and two 4-40 set screws for securing the hubs to motor shafts. Each hub has four mounting holes for 4-40 screws (not included).

Pololu item #: 1203
Price: $7.49

Pololu Universal Aluminum Mounting Hub for 5mm Shaft Pair

The Pololu universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 5 mm motor shafts. The hubs are sold in pairs. The set includes one Allen wrench and two 4-40 set screws for securing the hubs to motor shafts. Each hub has four mounting holes for 4-40 screws (not included).

Pololu item #: 1083
Price: $7.95

Pololu Universal Aluminum Mounting Hub for 6mm Shaft Pair, 4-40 Holes

The Pololu universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 6 mm motor shafts. The hubs are sold in pairs, and each hub includes two 4-40 set screws for securing a motor shaft to the hub. The set includes one Allen wrench and two 4-40 set screws for securing the hubs to motor shafts. Each hub has four mounting holes for 4-40 screws (not included).

Pololu item #: 1001
Price: $2.95

2mm Shaft Adapter for LEGO Wheels (Pair)

This adapter allows the Pololu 120:1 mini plastic gearmotors (offset output and 90-degree output) and the Solarbotics GM6 and GM7 gearmotors to be connected to LEGO’s wide variety of high-quality wheels. The adapters are sold in pairs.

Pololu item #: 1011
Price: $2.95

3mm Hexagonal Shaft Adapter for LEGO Wheels (Pair)

This adapter allows 3mm hexagonal shafts, the kind found on many Tamiya gearboxes, to be connected to LEGO’s wide variety of high-quality wheels. The adapters are sold in pairs.

On sale!
Pololu item #: 2314
Price: $12.95 ~~$14.93~~

Mounting Bracket for Concentric LD Linear Actuators

This machined aluminum bracket allows the Concentric LD series linear actuators to be mounted to a structure. Complete mounting hardware is included. Two brackets are required for mounting each actuator.

Pololu item #: 2355
Price: $5.95

Mounting Bracket for Generic Linear Actuators

This steel bracket can be used to mount the generic linear actuators to a structure. Two brackets are required for mounting each actuator.

Pololu item #: 602
Price: $1.49

Solarbotics GMB28 (GM2/GM8 Gear Motor Bracket, Laser-Cut Steel)

The Solarbotics GM2 and GM8 gear motors have convenient holes for mounting, but these precision laser-cut steel mounting brackets add to their versatility. This bracket will also work with the BCM 60:1 and 120:1 gear motors.

Pololu item #: 603
Price: $1.49

Solarbotics GMB39 (GM3/GM9 Gear Motor Bracket, Laser-Cut Steel)

The Solarbotics GM3 and GM9 gear motors have convenient holes for mounting, but these precision laser-cut steel mounting brackets add to their versatility.

This product has been discontinued.

1.25" Standoff set (8 pieces)

Pololu item #: 209
Price: $2.25

Shoulder Bolt with Flat Washer and Hex Nut

This alloy steel shoulder bolt makes the perfect axle for an idler sprocket. A flat, 1/2"-OD washer and hex nut are included along with the shoulder screw.

Pololu item #: 79
Price: $6.25

Tamiya 70098 Universal Plate Set

The Tamiya 70098 Universal Plate Set provides a reconfigurable platform for building your own robot chassis. The set comes with a plate with gridded mounting holes, angle brackets, and mounting hardware that lets you mount mechanical components in a variety of positions.

Pololu item #: 86
Price: $8.75

Tamiya 70157 Universal Plate Set (2pcs.)

The Tamiya 70157 Universal Plate Set (2pcs.) provides a reconfigurable platform for building your own robot chassis. The set comes with two plates with gridded mounting holes, angle brackets, and mounting pins that let you mount mechanical components in a variety of positions.

Pololu item #: 734
Price: $11.00

Tamiya 70172 Universal Plate L (210x160mm)

The Tamiya 70172 Universal Plate L (210 x 160 mm) provides a reconfigurable platform for building your own robot chassis. The set comes with a plate with gridded mounting holes, angle brackets, and mounting hardware that lets you mount mechanical components in a variety of positions.

Pololu item #: 88
Price: $7.00

Tamiya 70143 Universal Arm Set

The Tamiya 70143 Universal Arm Set can be used to make crank systems, link systems, and structures for your robot. The 41-hole arms consist of 3 mm holes spaced 5 mm apart making the arm set compatible with many Tamiya products and sets.

Pololu item #: 89
Price: $5.75

Tamiya 70156 Long Universal Arm Set

The Tamiya 70156 Long Universal Arm Set can be used to make crank systems, link systems, and structures for your robot. The 41-hole arms consist of 3 mm holes spaced 5 mm apart making the arm set compatible with many Tamiya products and sets.

Pololu item #: 87
Price: $5.75

Tamiya 70155 3mm Push Rivet Set

The Tamiya 70155 3mm Push Rivet Set consists of 48 rivets, which can be used as fastening devices and joints for designing your own robot. The 3 mm diameter rivets are a great complement to many Tamiya products and sets.

Pololu item #: 78
Price: $5.75

Tamiya 70105 3mm Diameter Shaft Set

The Tamiya 70105 3mm Diameter Shaft Set provides an assortment of hexagonal and round shafts for mounting wheels and pulleys to your robot. The 3 mm diameter of the shafts makes them compatible with the Tamiya gearboxes with 3 mm hexagonal shafts and with other Tamiya products.

Pololu item #: 733
Price: $5.75

Tamiya 70171 3mm Threaded Shaft Set

The Tamiya 70171 3mm Threaded Shaft Set includes ball joints so you can make control rods with three-dimensional movement. The two threaded shafts are also useful for mounting pulleys.

Pololu item #: 90
Price: $3.90

Tamiya 70164 Universal Metal Joint Parts (4pcs)

The Tamiya 70164 Universal Metal Joint Parts (4pcs) enable you to easily connect Tamiya products or other mechanical parts to your robot or other project.

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