LDraw.org Primitives Reference
LEGO 5254: Cross Axles Sizes 8, 10 and 12 | Brickset: LEGO set guide and database
2mm Shaft Adapter for LEGO Wheels (Pair) - Robot Gear Australia
Lego Part Designer | Marian's Blog
Technicopedia: 1977
LEGO Ruler and Sorting Tool - Tom Alphin
Lego - Dimensions
LDraw.org Primitives Reference
gears - What are the dimensions of a technic axle? - Bricks
Lego Technic Axles | 3D CAD Model Library | GrabCAD
![BrickLink - Part 57585 : LEGO Technic, Axle Connector Hub with 3 Axles [ Technic, Connector] - BrickLink Reference Catalog](https://img.bricklink.com/ItemImage/PL/57585.png "BrickLink - Part 57585 : LEGO Technic, Axle Connector Hub with 3 Axles [ Technic, Connector] - BrickLink Reference Catalog")
BrickLink - Part 57585 : LEGO Technic, Axle Connector Hub with 3 Axles [ Technic, Connector] - BrickLink Reference Catalog
LEGO® 4584104 - 6148307 85489a
LEGO Technic Axle Connector 2L Smooth with x Hole + Orientation 6538c LBG x20 | eBay
Lego Technic Axles | 3D CAD Model Library | GrabCAD
Lego - Dimensions
LEGO Technic Differential gear box kit (gears, pins, axles, connectors) 27 pieces - Walmart.com
Lego Technic adjustable front axle w/ instructions - YouTube | Lego technic, Axle, Lego
Amazon.com: LEGO 50pc Technic gear & axle SET : Toys & Games
Lego Part Designer | Marian's Blog
LEGO Ruler and Sorting Tool - Tom Alphin
LEGO pin and axle standard - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums
![LEGO Part 6536 Technic, Axle and Pin Connector Perpendicular [White] (6261372, 4173670, 653601, 65361) | iBricktoys: LEGO shop guide and database](http://www.ibricktoys.com/image/cache/data/parts/l/6536-1-500x500.jpg "LEGO Part 6536 Technic, Axle and Pin Connector Perpendicular [White] (6261372, 4173670, 653601, 65361) | iBricktoys: LEGO shop guide and database")
LEGO Part 6536 Technic, Axle and Pin Connector Perpendicular [White] (6261372, 4173670, 653601, 65361) | iBricktoys: LEGO shop guide and database
Lego Technic Dimensions Clearance Sale, UP TO 55% OFF | www.moeembarcelona.com
![BrickLink - Book 4128089 : LEGO Technic Guide to Axle Lengths Single Sheet Brochure (4128089/4128243) [Informational Book:Technic] - BrickLink Reference Catalog](https://img.bricklink.com/ItemImage/EXTN/33567.png "BrickLink - Book 4128089 : LEGO Technic Guide to Axle Lengths Single Sheet Brochure (4128089/4128243) [Informational Book:Technic] - BrickLink Reference Catalog")