Lego 6 Black technic axle 6L or 1 7/8 inch length | eBay
LEGO MOC 1/8 Car Trailer (5x7 Frame Version) by Nico71 | Rebrickable - Build with LEGO
Amazon.com: LEGO TECHNIC 100 pcs BLACK AXLE SIZE 4 STUDS STUD LENGTH Cross Rod Short Mindstorms robot motor part piece 3705 NXT ev3 robotics : Toys & Games
LEGO Technic Axles - Choose Length & Colour (Packs of 4) Design 4519, 3706, etc. | eBay
Technic, Axle 8L : Part 3707 | BrickLink
LEGO Sets with Part 44294 Technic Axle 7
gears - What are the dimensions of a technic axle? - Bricks
13pcs Metal Axle Shaft Rod Assortment of Heavy Duty X Beams compatible – Metal Technic Parts