Tamiya - JR Double Aluminum Rollers w/ Rubber Rings (13-12mm) Electric Accessories Wire Parts can be painted easily

Parts can be painted easily while still on the sprue or can be affixed to something like a pencil or chopstick inserted into the larger holes

All Spaz Stix paints are formulated for use on polycarbonate material

Steel cross pin inserts reduce differential case deformation by increasing the contact area with the differential case

Machined brass

They allow the end user to find their perfect weight bias to aid Rock Crawling

Tamiya - JR Double Aluminum Rollers w/ Rubber Rings (13-12mm) Electric Accessories Wire Parts can be painted easilyWhen a Mini 4WD machine leans during a corner section, the upper 12mm roller makes contact with the course walls and helps to stabilize your machine's positioning and keeps you on track. This Double Aluminum Roller set features rubber rings on the 12mm rollers, which provide a braking effect to produce more stable cornering action.