Pololu - Aluminum Standoff: 1-1/4 Length, 4-40 Thread, M-F (4-Pack)

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 ends of these 3/16"-wide standoffs have 4-40 threads. The standoffs are sold in packs of 4.
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 ends of these 3/16-wide standoffs have 4-40 threads. The standoffs are sold in packs of 4.

Pololu RP5/Rover 5 Expansion Plate RRC07B (Wide) Transparent Gray

F-F threaded bushing M3, length 10mm, white polyamide - Kamami on

Pololu - Paul's dead reckoning robot

Aluminum Standoff: 1/4 Length, 4-40 Thread, M-F (4-Pack)

Pololu 1946 - Aluminum Standoff: 1/4 Length, 4-40 Thread, M-F (4-Pack)

Pololu RP5/Rover 5 Expansion Plate RRC07B (Wide) Solid Black

Pololu 1949 - Aluminum Standoff: 3/4 Length, 4-40 Thread, M-F (4

Small Parts 142408RFA Aluminum Female Threaded Round Standoff, 1/4

F-F threaded bushing M3, length 10mm, white polyamide - Kamami on

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 ends

Pololu - Aluminum Standoff: 1/2 Length, 4-40 Thread, M-F (4-Pack)

Pololu - Aluminum Standoff for Raspberry Pi: 11mm Length, 4mm M2.5

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 ends

Aluminum Standoff 1.25 x 0.25 4-40 M-F 4-Pack