Pololu

This #2-56, pan-head screw is 1/2″ (0.5″) long. It is made from steel, is zinc-plated, and comes in packs of 25.

This #2-56, pan-head screw is 7/16″ long (0.4375″). It is made from steel, is zinc-plated, and comes in packs of 25.

This #2-56, pan-head screw is 3/8″ (0.375″) long. It is made from steel, is zinc-plated, and comes in packs of 25.

This #2-56, pan-head screw is 1/4″ (0.25″) long. It is made from steel, is zinc-plated, and comes in packs of 25.

This #2-56, pan-head screw is 5/16″ (0.3125″) long. It is made from steel, is zinc-plated, and comes in packs of 25.

This #2-56, pan-head screw is 3/16″ (0.1875″) long. It is made from steel, is zinc-plated, and comes in packs of 25.

This #2-56 hex nut is made from steel, is zinc-plated, and comes in packs of 25.

These M1.6, pan-head screws are 3 mm long. They are made from zinc-plated steel and ship in packs of 6. These screws, which can be difficult to f...

This 130-size brushed DC motor has a recommended operation voltage of 3 – 12 V and is used in the larger Pololu plastic gearmotors. Approximate sp...

These hexagonal male-female aluminum standoffs keep parts spaced 1.5" (38 mm) apart and are great for building a multi-level robot chassis. Both e...

These hexagonal male-female aluminum standoffs keep parts spaced 1.25" (32 mm) apart and are great for building a multi-level robot chassis. Both e...

These hexagonal male-female aluminum standoffs keep parts spaced 1.25" (32 mm) apart and are great for building a multi-level robot chassis. Both ...

These hexagonal male-female aluminum standoffs keep parts spaced 1.0" (25 mm) apart and are great for building a multi-level robot chassis. Both en...

These hexagonal male-female aluminum standoffs keep parts spaced 1.0" (25 mm) apart and are great for building a multi-level robot chassis. Both en...

These hexagonal male-female aluminum standoffs are intended specifically for use with the Raspberry Pi. They keep parts spaced 18.6 mm apart, whic...

These hexagonal male-female aluminum standoffs keep parts spaced 0.75" (19 mm) apart and are great for building a multi-level robot chassis. Both e...

These hexagonal male-female aluminum standoffs keep parts spaced 0.75" (19 mm) apart and are great for building a multi-level robot chassis.Both en...

These hexagonal male-female aluminum standoffs are intended specifically for use with the Raspberry Pi. They keep parts spaced 11 mm apart, which ...

These hexagonal male-female aluminum standoffs are intended specifically for use with the Raspberry Pi. They keep parts spaced 11 mm apart, which ...

These hexagonal male-female aluminum standoffs keep parts spaced 0.5" (13 mm) apart and are great for building a multi-level robot chassis. Both en...

These hexagonal male-female aluminum standoffs keep parts spaced 0.5" (13 mm) apart and are great for building a multi-level robot chassis. Both en...

These hexagonal male-female aluminum standoffs keep parts spaced 0.375" (10 mm) apart and are great for building a multi-level robot chassis. Both ...

These hexagonal male-female aluminum standoffs keep parts spaced 0.375" (10 mm) apart and are great for building a multi-level robot chassis. Both ...

These hexagonal male-female aluminum standoffs keep parts spaced 0.25" (6 mm) apart and are great for building a multi-level robot chassis. Both ...