Silicone Nitride Ceramic ball bearing in Stainless Steel races for specialist use.
These are super free spinning bearings helping make sure all energy goes to the wheels.
This is complete set of 8 wheel bearings - inners and outers, for all arrma trucks in 1/8th and 1/7th scale.
(These do not fit our aluminium hubs or knuckles - you need the 'oversize' version for those)