From Exotek Racing:
Converts your F1 from its stock metric bearings to easily accept 1/4″ rear axle sets. Allows you to install the new 1/4″ spools and gear diffs now hitting F1 tracks.
The set includes;
- 2 Hard anodized 7075 adaptors
- 2 1/4″ bearings
- 1 Left side spacer
Adapts any F1 that uses normal 6x10mm axle bearings such as the F104, TRF103, ETC.