This crossbar adapter allows bikes without a traditional top tube to be hung on car rack carriers. Compatible with the MOD Berlin Step-Thru and MOD City + Step-Thru models. 

Features:
- Adapts female specific and full suspension frames to be easily hung on car rack carriers
- Locking ends ensure a firm hold on the bicycles seat tube and head tube for a secure fit
- Makes transporting an unconventional frame by car rack much easier
- Extends from 21.5" to 31" eye to eye