Forza

DI2 Battery Adapter for Noah Fast/Noah

What Our Gearhead® Experts Are Saying:

“When you’re building an aero frame like the Noah Fast, there’s no room for compromise. This adapter locks your Di2 battery perfectly into the Forza seatpost—clean, solid, and totally integrated.”

The Forza Di2 Battery Adapter for Noah Fast and Noah frames is engineered for perfect Di2 system integration. Developed around Ridley’s proprietary Forza aero seatpost, it provides the precise interface needed to house Shimano’s internal Di2 battery securely inside the post’s non-round profile.

Constructed from durable thermoplastic rubber, the adapter isolates vibration and prevents battery rattle or movement—a must for riders seeking professional-level fit and finish. By holding the Di2 battery firmly in place, it ensures consistent electronic shifting performance and reduces maintenance over time.

Ideal for Ridley aero road builds, this adapter brings the sleek, cable-free aesthetic that defines modern electronic setups, maintaining aerodynamic efficiency while keeping the system completely internal. Perfect for racers and meticulous builders alike, it’s the small part that makes the big difference in a world-class build.